1220921864

素因数分解:

$2^3\times {\mathrm{233}}^1\times {\mathrm{655001}}^1$

素因数の和:655240

約数の個数: 16

約数和(自身を含む): 2299057020

約数和(自身を除く): 1078135156

約数列:

[1, 2, 4, 8, 233, 466, 932, 1864, 655001, 1310002, 2620004, 5240008, 152615233, 305230466, 610460932, 1220921864]

約数ペア:

[(1, 1220921864), (2, 610460932), (4, 305230466), (8, 152615233), (233, 5240008), (466, 2620004), (932, 1310002), (1864, 655001)]