39720165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139369}}^1$

素因数の和:139396

約数の個数: 16

約数和(自身を含む): 66897600

約数和(自身を除く): 27177435

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 139369, 418107, 696845, 2090535, 2648011, 7944033, 13240055, 39720165]

約数ペア:

[(1, 39720165), (3, 13240055), (5, 7944033), (15, 2648011), (19, 2090535), (57, 696845), (95, 418107), (285, 139369)]