18006401

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1153}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 21713664

約数和(自身を除く): 3707263

約数列:

[1, 7, 23, 97, 161, 679, 1153, 2231, 8071, 15617, 26519, 111841, 185633, 782887, 2572343, 18006401]

約数ペア:

[(1, 18006401), (7, 2572343), (23, 782887), (97, 185633), (161, 111841), (679, 26519), (1153, 15617), (2231, 8071)]