15920457

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6709}}^1$

素因数の和:6832

約数の個数: 16

約数和(自身を含む): 24478080

約数和(自身を除く): 8557623

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 6709, 20127, 46963, 140889, 758117, 2274351, 5306819, 15920457]

約数ペア:

[(1, 15920457), (3, 5306819), (7, 2274351), (21, 758117), (113, 140889), (339, 46963), (791, 20127), (2373, 6709)]