81558708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1447}}^1$

素因数の和:1533

約数の個数: 96

約数和(自身を含む): 241317888

約数和(自身を除く): 159759180

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 61, 66, 77, 84, 122, 132, 154, 183, 231, 244, 308, 366, 427, 462, 671, 732, 854, 924, 1281, 1342, 1447, 1708, 2013, 2562, 2684, 2894, 4026, 4341, 4697, 5124, 5788, 8052, 8682, 9394, 10129, 14091, 15917, 17364, 18788, 20258, 28182, 30387, 31834, 40516, 47751, 56364, 60774, 63668, 88267, 95502, 111419, 121548, 176534, 191004, 222838, 264801, 334257, 353068, 445676, 529602, 617869, 668514, 970937, 1059204, 1235738, 1337028, 1853607, 1941874, 2471476, 2912811, 3707214, 3883748, 5825622, 6796559, 7414428, 11651244, 13593118, 20389677, 27186236, 40779354, 81558708]

約数ペア:

[(1, 81558708), (2, 40779354), (3, 27186236), (4, 20389677), (6, 13593118), (7, 11651244), (11, 7414428), (12, 6796559), (14, 5825622), (21, 3883748), (22, 3707214), (28, 2912811), (33, 2471476), (42, 1941874), (44, 1853607), (61, 1337028), (66, 1235738), (77, 1059204), (84, 970937), (122, 668514), (132, 617869), (154, 529602), (183, 445676), (231, 353068), (244, 334257), (308, 264801), (366, 222838), (427, 191004), (462, 176534), (671, 121548), (732, 111419), (854, 95502), (924, 88267), (1281, 63668), (1342, 60774), (1447, 56364), (1708, 47751), (2013, 40516), (2562, 31834), (2684, 30387), (2894, 28182), (4026, 20258), (4341, 18788), (4697, 17364), (5124, 15917), (5788, 14091), (8052, 10129), (8682, 9394)]