2217467

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 2661120

約数和(自身を除く): 443653

約数列:

[1, 7, 43, 53, 139, 301, 371, 973, 2279, 5977, 7367, 15953, 41839, 51569, 316781, 2217467]

約数ペア:

[(1, 2217467), (7, 316781), (43, 51569), (53, 41839), (139, 15953), (301, 7367), (371, 5977), (973, 2279)]