620123139

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{557}}^1\times {\mathrm{1201}}^1$

素因数の和:1867

約数の個数: 24

約数和(自身を含む): 906808032

約数和(自身を除く): 286684893

約数列:

[1, 3, 9, 103, 309, 557, 927, 1201, 1671, 3603, 5013, 10809, 57371, 123703, 172113, 371109, 516339, 668957, 1113327, 2006871, 6020613, 68902571, 206707713, 620123139]

約数ペア:

[(1, 620123139), (3, 206707713), (9, 68902571), (103, 6020613), (309, 2006871), (557, 1113327), (927, 668957), (1201, 516339), (1671, 371109), (3603, 172113), (5013, 123703), (10809, 57371)]