2900163

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 4564560

約数和(自身を除く): 1664397

約数列:

[1, 3, 7, 21, 49, 109, 147, 181, 327, 543, 763, 1267, 2289, 3801, 5341, 8869, 16023, 19729, 26607, 59187, 138103, 414309, 966721, 2900163]

約数ペア:

[(1, 2900163), (3, 966721), (7, 414309), (21, 138103), (49, 59187), (109, 26607), (147, 19729), (181, 16023), (327, 8869), (543, 5341), (763, 3801), (1267, 2289)]