258337612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{36263}}^1$

素因数の和:36417

約数の個数: 24

約数和(自身を含む): 490434336

約数和(自身を除く): 232096724

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 36263, 72526, 145052, 471419, 942838, 1885676, 4968031, 9936062, 19872124, 64584403, 129168806, 258337612]

約数ペア:

[(1, 258337612), (2, 129168806), (4, 64584403), (13, 19872124), (26, 9936062), (52, 4968031), (137, 1885676), (274, 942838), (548, 471419), (1781, 145052), (3562, 72526), (7124, 36263)]