90396436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{12689}}^1$

素因数の和:12843

約数の個数: 24

約数和(自身を含む): 171619560

約数和(自身を除く): 81223124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 12689, 25378, 50756, 164957, 329914, 659828, 1738393, 3476786, 6953572, 22599109, 45198218, 90396436]

約数ペア:

[(1, 90396436), (2, 45198218), (4, 22599109), (13, 6953572), (26, 3476786), (52, 1738393), (137, 659828), (274, 329914), (548, 164957), (1781, 50756), (3562, 25378), (7124, 12689)]