123980022

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{20809}}^1$

素因数の和:21148

約数の個数: 24

約数和(自身を含む): 269447880

約数和(自身を除く): 145467858

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 5958, 20809, 41618, 62427, 124854, 187281, 374562, 6887779, 13775558, 20663337, 41326674, 61990011, 123980022]

約数ペア:

[(1, 123980022), (2, 61990011), (3, 41326674), (6, 20663337), (9, 13775558), (18, 6887779), (331, 374562), (662, 187281), (993, 124854), (1986, 62427), (2979, 41618), (5958, 20809)]