1899107

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 2323200

約数和(自身を除く): 424093

約数列:

[1, 7, 19, 109, 131, 133, 763, 917, 2071, 2489, 14279, 14497, 17423, 99953, 271301, 1899107]

約数ペア:

[(1, 1899107), (7, 271301), (19, 99953), (109, 17423), (131, 14497), (133, 14279), (763, 2489), (917, 2071)]