1557492046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{687331}}^1$

素因数の和:687447

約数の個数: 16

約数和(自身を含む): 2573371008

約数和(自身を除く): 1015878962

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 687331, 1374662, 7560641, 15121282, 70795093, 141590186, 778746023, 1557492046]

約数ペア:

[(1, 1557492046), (2, 778746023), (11, 141590186), (22, 70795093), (103, 15121282), (206, 7560641), (1133, 1374662), (2266, 687331)]