17786743

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 21028896

約数和(自身を除く): 3242153

約数列:

[1, 13, 17, 41, 151, 169, 221, 533, 697, 1963, 2567, 2873, 6191, 6929, 9061, 25519, 33371, 80483, 105247, 117793, 433823, 1046279, 1368211, 17786743]

約数ペア:

[(1, 17786743), (13, 1368211), (17, 1046279), (41, 433823), (151, 117793), (169, 105247), (221, 80483), (533, 33371), (697, 25519), (1963, 9061), (2567, 6929), (2873, 6191)]