268702568

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{241639}}^1$

素因数の和:241784

約数の個数: 16

約数和(自身を含む): 507444000

約数和(自身を除く): 238741432

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 241639, 483278, 966556, 1933112, 33587821, 67175642, 134351284, 268702568]

約数ペア:

[(1, 268702568), (2, 134351284), (4, 67175642), (8, 33587821), (139, 1933112), (278, 966556), (556, 483278), (1112, 241639)]