1557634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:585

約数の個数: 16

約数和(自身を含む): 2540160

約数和(自身を除く): 982526

約数列:

[1, 2, 13, 26, 139, 278, 431, 862, 1807, 3614, 5603, 11206, 59909, 119818, 778817, 1557634]

約数ペア:

[(1, 1557634), (2, 778817), (13, 119818), (26, 59909), (139, 11206), (278, 5603), (431, 3614), (862, 1807)]