321984153

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 504320256

約数和(自身を除く): 182336103

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 401, 431, 621, 1203, 1293, 1863, 3609, 3879, 9223, 9913, 10827, 11637, 27669, 29739, 32481, 34911, 83007, 89217, 172831, 249021, 267651, 518493, 747063, 802953, 1555479, 3975113, 4666437, 11925339, 13999311, 35776017, 107328051, 321984153]

約数ペア:

[(1, 321984153), (3, 107328051), (9, 35776017), (23, 13999311), (27, 11925339), (69, 4666437), (81, 3975113), (207, 1555479), (401, 802953), (431, 747063), (621, 518493), (1203, 267651), (1293, 249021), (1863, 172831), (3609, 89217), (3879, 83007), (9223, 34911), (9913, 32481), (10827, 29739), (11637, 27669)]