816674964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{5281}}^1$

素因数の和:5565

約数の個数: 72

約数和(自身を含む): 2225539008

約数和(自身を除く): 1408864044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 263, 294, 526, 588, 789, 1052, 1578, 1841, 3156, 3682, 5281, 5523, 7364, 10562, 11046, 12887, 15843, 21124, 22092, 25774, 31686, 36967, 38661, 51548, 63372, 73934, 77322, 110901, 147868, 154644, 221802, 258769, 443604, 517538, 776307, 1035076, 1388903, 1552614, 2777806, 3105228, 4166709, 5555612, 8333418, 9722321, 16666836, 19444642, 29166963, 38889284, 58333926, 68056247, 116667852, 136112494, 204168741, 272224988, 408337482, 816674964]

約数ペア:

[(1, 816674964), (2, 408337482), (3, 272224988), (4, 204168741), (6, 136112494), (7, 116667852), (12, 68056247), (14, 58333926), (21, 38889284), (28, 29166963), (42, 19444642), (49, 16666836), (84, 9722321), (98, 8333418), (147, 5555612), (196, 4166709), (263, 3105228), (294, 2777806), (526, 1552614), (588, 1388903), (789, 1035076), (1052, 776307), (1578, 517538), (1841, 443604), (3156, 258769), (3682, 221802), (5281, 154644), (5523, 147868), (7364, 110901), (10562, 77322), (11046, 73934), (12887, 63372), (15843, 51548), (21124, 38661), (22092, 36967), (25774, 31686)]