494290394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{587}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 809040960

約数和(自身を除く): 314750566

約数列:

[1, 2, 13, 26, 139, 233, 278, 466, 587, 1174, 1807, 3029, 3614, 6058, 7631, 15262, 32387, 64774, 81593, 136771, 163186, 273542, 421031, 842062, 1060709, 1778023, 2121418, 3556046, 19011169, 38022338, 247145197, 494290394]

約数ペア:

[(1, 494290394), (2, 247145197), (13, 38022338), (26, 19011169), (139, 3556046), (233, 2121418), (278, 1778023), (466, 1060709), (587, 842062), (1174, 421031), (1807, 273542), (3029, 163186), (3614, 136771), (6058, 81593), (7631, 64774), (15262, 32387)]