39892489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 52690176

約数和(自身を除く): 12797687

約数列:

[1, 7, 13, 17, 91, 107, 119, 221, 241, 749, 1391, 1547, 1687, 1819, 3133, 4097, 9737, 12733, 21931, 23647, 25787, 28679, 53261, 165529, 180509, 335231, 372827, 438379, 2346617, 3068653, 5698927, 39892489]

約数ペア:

[(1, 39892489), (7, 5698927), (13, 3068653), (17, 2346617), (91, 438379), (107, 372827), (119, 335231), (221, 180509), (241, 165529), (749, 53261), (1391, 28679), (1547, 25787), (1687, 23647), (1819, 21931), (3133, 12733), (4097, 9737)]