31456621

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 36771840

約数和(自身を除く): 5315219

約数列:

[1, 7, 71, 167, 379, 497, 1169, 2653, 11857, 26909, 63293, 82999, 188363, 443051, 4493803, 31456621]

約数ペア:

[(1, 31456621), (7, 4493803), (71, 443051), (167, 188363), (379, 82999), (497, 63293), (1169, 26909), (2653, 11857)]