68110211

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 79108704

約数和(自身を除く): 10998493

約数列:

[1, 13, 17, 151, 157, 169, 221, 1963, 2041, 2567, 2669, 2873, 23707, 25519, 26533, 33371, 34697, 308191, 403019, 433823, 451061, 4006483, 5239247, 68110211]

約数ペア:

[(1, 68110211), (13, 5239247), (17, 4006483), (151, 451061), (157, 433823), (169, 403019), (221, 308191), (1963, 34697), (2041, 33371), (2567, 26533), (2669, 25519), (2873, 23707)]