399496721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{34183}}^1$

素因数の和:34256

約数の個数: 16

約数和(自身を含む): 459432960

約数和(自身を除く): 59936239

約数列:

[1, 13, 29, 31, 377, 403, 899, 11687, 34183, 444379, 991307, 1059673, 12886991, 13775749, 30730517, 399496721]

約数ペア:

[(1, 399496721), (13, 30730517), (29, 13775749), (31, 12886991), (377, 1059673), (403, 991307), (899, 444379), (11687, 34183)]