227500021

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{2801}}^1$

素因数の和:3132

約数の個数: 16

約数和(自身を含む): 267378048

約数和(自身を除く): 39878027

約数列:

[1, 7, 41, 283, 287, 1981, 2801, 11603, 19607, 81221, 114841, 792683, 803887, 5548781, 32500003, 227500021]

約数ペア:

[(1, 227500021), (7, 32500003), (41, 5548781), (283, 803887), (287, 792683), (1981, 114841), (2801, 81221), (11603, 19607)]