64557886

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 103654080

約数和(自身を除く): 39096194

約数列:

[1, 2, 29, 58, 61, 71, 122, 142, 257, 514, 1769, 2059, 3538, 4118, 4331, 7453, 8662, 14906, 15677, 18247, 31354, 36494, 125599, 251198, 454633, 529163, 909266, 1058326, 1113067, 2226134, 32278943, 64557886]

約数ペア:

[(1, 64557886), (2, 32278943), (29, 2226134), (58, 1113067), (61, 1058326), (71, 909266), (122, 529163), (142, 454633), (257, 251198), (514, 125599), (1769, 36494), (2059, 31354), (3538, 18247), (4118, 15677), (4331, 14906), (7453, 8662)]