1321974234

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 3450807360

約数和(自身を除く): 2128833126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 49, 63, 82, 98, 123, 126, 139, 147, 246, 263, 278, 287, 294, 369, 417, 441, 526, 574, 738, 789, 834, 861, 882, 973, 1251, 1578, 1722, 1841, 1946, 2009, 2367, 2502, 2583, 2919, 3682, 4018, 4734, 5166, 5523, 5699, 5838, 6027, 6811, 8757, 10783, 11046, 11398, 12054, 12887, 13622, 16569, 17097, 17514, 18081, 20433, 21566, 25774, 32349, 33138, 34194, 36162, 36557, 38661, 39893, 40866, 51291, 61299, 64698, 73114, 75481, 77322, 79786, 97047, 102582, 109671, 115983, 119679, 122598, 150962, 194094, 219342, 226443, 231966, 239358, 255899, 279251, 329013, 359037, 452886, 511798, 528367, 558502, 658026, 679329, 718074, 767697, 837753, 1056734, 1358658, 1498837, 1535394, 1585101, 1675506, 1791293, 2303091, 2513259, 2997674, 3170202, 3582586, 4496511, 4606182, 4755303, 5026518, 5373879, 8993022, 9510606, 10491859, 10747758, 13489533, 16121637, 20983718, 26979066, 31475577, 32243274, 62951154, 73443013, 94426731, 146886026, 188853462, 220329039, 440658078, 660987117, 1321974234]

約数ペア:

[(1, 1321974234), (2, 660987117), (3, 440658078), (6, 220329039), (7, 188853462), (9, 146886026), (14, 94426731), (18, 73443013), (21, 62951154), (41, 32243274), (42, 31475577), (49, 26979066), (63, 20983718), (82, 16121637), (98, 13489533), (123, 10747758), (126, 10491859), (139, 9510606), (147, 8993022), (246, 5373879), (263, 5026518), (278, 4755303), (287, 4606182), (294, 4496511), (369, 3582586), (417, 3170202), (441, 2997674), (526, 2513259), (574, 2303091), (738, 1791293), (789, 1675506), (834, 1585101), (861, 1535394), (882, 1498837), (973, 1358658), (1251, 1056734), (1578, 837753), (1722, 767697), (1841, 718074), (1946, 679329), (2009, 658026), (2367, 558502), (2502, 528367), (2583, 511798), (2919, 452886), (3682, 359037), (4018, 329013), (4734, 279251), (5166, 255899), (5523, 239358), (5699, 231966), (5838, 226443), (6027, 219342), (6811, 194094), (8757, 150962), (10783, 122598), (11046, 119679), (11398, 115983), (12054, 109671), (12887, 102582), (13622, 97047), (16569, 79786), (17097, 77322), (17514, 75481), (18081, 73114), (20433, 64698), (21566, 61299), (25774, 51291), (32349, 40866), (33138, 39893), (34194, 38661), (36162, 36557)]