81208998

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 201277440

約数和(自身を除く): 120068442

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 79, 117, 138, 158, 191, 207, 234, 237, 299, 382, 414, 474, 573, 598, 711, 897, 1027, 1146, 1422, 1719, 1794, 1817, 2054, 2483, 2691, 3081, 3438, 3634, 4393, 4966, 5382, 5451, 6162, 7449, 8786, 9243, 10902, 13179, 14898, 15089, 16353, 18486, 22347, 23621, 26358, 30178, 32706, 39537, 44694, 45267, 47242, 57109, 70863, 79074, 90534, 114218, 135801, 141726, 171327, 196157, 212589, 271602, 342654, 347047, 392314, 425178, 513981, 588471, 694094, 1027962, 1041141, 1176942, 1765413, 2082282, 3123423, 3530826, 4511611, 6246846, 9023222, 13534833, 27069666, 40604499, 81208998]

約数ペア:

[(1, 81208998), (2, 40604499), (3, 27069666), (6, 13534833), (9, 9023222), (13, 6246846), (18, 4511611), (23, 3530826), (26, 3123423), (39, 2082282), (46, 1765413), (69, 1176942), (78, 1041141), (79, 1027962), (117, 694094), (138, 588471), (158, 513981), (191, 425178), (207, 392314), (234, 347047), (237, 342654), (299, 271602), (382, 212589), (414, 196157), (474, 171327), (573, 141726), (598, 135801), (711, 114218), (897, 90534), (1027, 79074), (1146, 70863), (1422, 57109), (1719, 47242), (1794, 45267), (1817, 44694), (2054, 39537), (2483, 32706), (2691, 30178), (3081, 26358), (3438, 23621), (3634, 22347), (4393, 18486), (4966, 16353), (5382, 15089), (5451, 14898), (6162, 13179), (7449, 10902), (8786, 9243)]