329857918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{31481}}^1$

素因数の和:31540

約数の個数: 24

約数和(自身を含む): 553075776

約数和(自身を除く): 223217858

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 31481, 62962, 409253, 818506, 975911, 1951822, 5320289, 10640578, 12686843, 25373686, 164928959, 329857918]

約数ペア:

[(1, 329857918), (2, 164928959), (13, 25373686), (26, 12686843), (31, 10640578), (62, 5320289), (169, 1951822), (338, 975911), (403, 818506), (806, 409253), (5239, 62962), (10478, 31481)]