1690031

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 16

約数和(自身を含む): 2069760

約数和(自身を除く): 379729

約数列:

[1, 7, 19, 97, 131, 133, 679, 917, 1843, 2489, 12707, 12901, 17423, 88949, 241433, 1690031]

約数ペア:

[(1, 1690031), (7, 241433), (19, 88949), (97, 17423), (131, 12901), (133, 12707), (679, 2489), (917, 1843)]