398415052

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{302747}}^1$

素因数の和:302805

約数の個数: 24

約数和(自身を含む): 813786624

約数和(自身を除く): 415371572

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 302747, 605494, 1210988, 2119229, 4238458, 8476916, 14229109, 28458218, 56916436, 99603763, 199207526, 398415052]

約数ペア:

[(1, 398415052), (2, 199207526), (4, 99603763), (7, 56916436), (14, 28458218), (28, 14229109), (47, 8476916), (94, 4238458), (188, 2119229), (329, 1210988), (658, 605494), (1316, 302747)]