198469061

素因数分解:

$7^4\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:790

約数の個数: 20

約数和(自身を含む): 233670624

約数和(自身を除く): 35201563

約数列:

[1, 7, 49, 131, 343, 631, 917, 2401, 4417, 6419, 30919, 44933, 82661, 216433, 314531, 578627, 1515031, 4050389, 28352723, 198469061]

約数ペア:

[(1, 198469061), (7, 28352723), (49, 4050389), (131, 1515031), (343, 578627), (631, 314531), (917, 216433), (2401, 82661), (4417, 44933), (6419, 30919)]