13129257

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 18216000

約数和(自身を除く): 5086743

約数列:

[1, 3, 29, 87, 229, 659, 687, 1977, 6641, 19111, 19923, 57333, 150911, 452733, 4376419, 13129257]

約数ペア:

[(1, 13129257), (3, 4376419), (29, 452733), (87, 150911), (229, 57333), (659, 19923), (687, 19111), (1977, 6641)]