121247216

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{161233}}^1$

素因数の和:161288

約数の個数: 20

約数和(自身を含む): 239916192

約数和(自身を除く): 118668976

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 161233, 322466, 644932, 1289864, 2579728, 7577951, 15155902, 30311804, 60623608, 121247216]

約数ペア:

[(1, 121247216), (2, 60623608), (4, 30311804), (8, 15155902), (16, 7577951), (47, 2579728), (94, 1289864), (188, 644932), (376, 322466), (752, 161233)]