389628711

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{60889}}^1$

素因数の和:60980

約数の個数: 20

約数和(自身を含む): 589415200

約数和(自身を除く): 199786489

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 60889, 182667, 548001, 1644003, 4810231, 4932009, 14430693, 43292079, 129876237, 389628711]

約数ペア:

[(1, 389628711), (3, 129876237), (9, 43292079), (27, 14430693), (79, 4932009), (81, 4810231), (237, 1644003), (711, 548001), (2133, 182667), (6399, 60889)]