9148517456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{721037}}^1$

素因数の和:721119

約数の個数: 40

約数和(自身を含む): 19401690504

約数和(自身を除く): 10253173048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 721037, 1442074, 2884148, 5768296, 9373481, 11536592, 18746962, 37493924, 43983257, 74987848, 87966514, 149975696, 175933028, 351866056, 571782341, 703732112, 1143564682, 2287129364, 4574258728, 9148517456]

約数ペア:

[(1, 9148517456), (2, 4574258728), (4, 2287129364), (8, 1143564682), (13, 703732112), (16, 571782341), (26, 351866056), (52, 175933028), (61, 149975696), (104, 87966514), (122, 74987848), (208, 43983257), (244, 37493924), (488, 18746962), (793, 11536592), (976, 9373481), (1586, 5768296), (3172, 2884148), (6344, 1442074), (12688, 721037)]