207954485487

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{691}}^1$

素因数の和:1271

約数の個数: 160

約数和(自身を含む): 379663663104

約数和(自身を除く): 171709177617

約数列:

[1, 3, 7, 9, 21, 23, 27, 47, 63, 69, 81, 141, 161, 189, 207, 329, 423, 483, 491, 567, 621, 691, 987, 1081, 1269, 1449, 1473, 1863, 2073, 2961, 3243, 3437, 3807, 4347, 4419, 4837, 6219, 7567, 8883, 9729, 10311, 11293, 13041, 13257, 14511, 15893, 18657, 22701, 23077, 26649, 29187, 30933, 32477, 33879, 39771, 43533, 47679, 55971, 68103, 69231, 79051, 87561, 92799, 97431, 101637, 111251, 130599, 143037, 161539, 204309, 207693, 227339, 237153, 278397, 292293, 304911, 333753, 339281, 391797, 429111, 484617, 530771, 612927, 623079, 682017, 711459, 746971, 876879, 914733, 1001259, 1017843, 1287333, 1453851, 1592313, 1869237, 2046051, 2134377, 2240913, 2374967, 2630637, 3003777, 3053529, 3715397, 4361553, 4776939, 5228797, 6138153, 6403131, 6722739, 7124901, 7803463, 9011331, 9160587, 11146191, 13084659, 14330817, 15686391, 15946207, 18414459, 20168217, 21374703, 23410389, 27481761, 33438573, 42992451, 47059173, 47838621, 54624241, 60504651, 64124109, 70231167, 100315719, 111623449, 141177519, 143515863, 163872723, 192372327, 210693501, 300947157, 334870347, 366762761, 423532557, 430547589, 491618169, 632080503, 1004611041, 1100288283, 1291642767, 1474854507, 2567339327, 3013833123, 3300864849, 4424563521, 7702017981, 9041499369, 9902594547, 23106053943, 29707783641, 69318161829, 207954485487]

約数ペア:

[(1, 207954485487), (3, 69318161829), (7, 29707783641), (9, 23106053943), (21, 9902594547), (23, 9041499369), (27, 7702017981), (47, 4424563521), (63, 3300864849), (69, 3013833123), (81, 2567339327), (141, 1474854507), (161, 1291642767), (189, 1100288283), (207, 1004611041), (329, 632080503), (423, 491618169), (483, 430547589), (491, 423532557), (567, 366762761), (621, 334870347), (691, 300947157), (987, 210693501), (1081, 192372327), (1269, 163872723), (1449, 143515863), (1473, 141177519), (1863, 111623449), (2073, 100315719), (2961, 70231167), (3243, 64124109), (3437, 60504651), (3807, 54624241), (4347, 47838621), (4419, 47059173), (4837, 42992451), (6219, 33438573), (7567, 27481761), (8883, 23410389), (9729, 21374703), (10311, 20168217), (11293, 18414459), (13041, 15946207), (13257, 15686391), (14511, 14330817), (15893, 13084659), (18657, 11146191), (22701, 9160587), (23077, 9011331), (26649, 7803463), (29187, 7124901), (30933, 6722739), (32477, 6403131), (33879, 6138153), (39771, 5228797), (43533, 4776939), (47679, 4361553), (55971, 3715397), (68103, 3053529), (69231, 3003777), (79051, 2630637), (87561, 2374967), (92799, 2240913), (97431, 2134377), (101637, 2046051), (111251, 1869237), (130599, 1592313), (143037, 1453851), (161539, 1287333), (204309, 1017843), (207693, 1001259), (227339, 914733), (237153, 876879), (278397, 746971), (292293, 711459), (304911, 682017), (333753, 623079), (339281, 612927), (391797, 530771), (429111, 484617)]