239739489

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{4241}}^1$

素因数の和:4829

約数の個数: 24

約数和(自身を含む): 378522144

約数和(自身を除く): 138782655

約数列:

[1, 3, 9, 11, 33, 99, 571, 1713, 4241, 5139, 6281, 12723, 18843, 38169, 46651, 56529, 139953, 419859, 2421611, 7264833, 21794499, 26637721, 79913163, 239739489]

約数ペア:

[(1, 239739489), (3, 79913163), (9, 26637721), (11, 21794499), (33, 7264833), (99, 2421611), (571, 419859), (1713, 139953), (4241, 56529), (5139, 46651), (6281, 38169), (12723, 18843)]