279103671

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 559872000

約数和(自身を除く): 280768329

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 53, 63, 77, 99, 119, 149, 153, 159, 187, 189, 231, 297, 357, 371, 447, 459, 477, 561, 583, 693, 901, 1043, 1071, 1113, 1309, 1341, 1431, 1639, 1683, 1749, 2079, 2533, 2703, 3129, 3213, 3339, 3927, 4023, 4081, 4917, 5049, 5247, 6307, 7599, 7897, 8109, 9387, 9911, 10017, 11473, 11781, 12243, 14751, 15741, 17731, 18921, 22797, 23691, 24327, 27863, 28161, 29733, 34419, 35343, 36729, 44253, 53193, 55279, 56763, 68391, 69377, 71073, 83589, 86867, 89199, 103257, 110187, 134249, 159579, 165837, 170289, 195041, 208131, 213219, 250767, 260601, 267597, 309771, 402747, 478737, 497511, 585123, 608069, 624393, 752301, 781803, 939743, 1208241, 1476739, 1492533, 1755369, 1824207, 1873179, 2345409, 2819229, 3624723, 4430217, 5266107, 5472621, 8457687, 10337173, 13290651, 16417863, 25373061, 31011519, 39871953, 93034557, 279103671]

約数ペア:

[(1, 279103671), (3, 93034557), (7, 39871953), (9, 31011519), (11, 25373061), (17, 16417863), (21, 13290651), (27, 10337173), (33, 8457687), (51, 5472621), (53, 5266107), (63, 4430217), (77, 3624723), (99, 2819229), (119, 2345409), (149, 1873179), (153, 1824207), (159, 1755369), (187, 1492533), (189, 1476739), (231, 1208241), (297, 939743), (357, 781803), (371, 752301), (447, 624393), (459, 608069), (477, 585123), (561, 497511), (583, 478737), (693, 402747), (901, 309771), (1043, 267597), (1071, 260601), (1113, 250767), (1309, 213219), (1341, 208131), (1431, 195041), (1639, 170289), (1683, 165837), (1749, 159579), (2079, 134249), (2533, 110187), (2703, 103257), (3129, 89199), (3213, 86867), (3339, 83589), (3927, 71073), (4023, 69377), (4081, 68391), (4917, 56763), (5049, 55279), (5247, 53193), (6307, 44253), (7599, 36729), (7897, 35343), (8109, 34419), (9387, 29733), (9911, 28161), (10017, 27863), (11473, 24327), (11781, 23691), (12243, 22797), (14751, 18921), (15741, 17731)]