197156161

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1452

約数の個数: 16

約数和(自身を含む): 211977216

約数和(自身を除く): 14821055

約数列:

[1, 23, 43, 163, 989, 1223, 3749, 7009, 28129, 52589, 161207, 199349, 1209547, 4585027, 8572007, 197156161]

約数ペア:

[(1, 197156161), (23, 8572007), (43, 4585027), (163, 1209547), (989, 199349), (1223, 161207), (3749, 52589), (7009, 28129)]