663714038

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{32191}}^1$

素因数の和:32280

約数の個数: 24

約数和(自身を含む): 1095751296

約数和(自身を除く): 432037258

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1586, 10309, 20618, 32191, 64382, 418483, 836966, 1963651, 3927302, 5440279, 10880558, 25527463, 51054926, 331857019, 663714038]

約数ペア:

[(1, 663714038), (2, 331857019), (13, 51054926), (26, 25527463), (61, 10880558), (122, 5440279), (169, 3927302), (338, 1963651), (793, 836966), (1586, 418483), (10309, 64382), (20618, 32191)]