17661165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 13058835

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 1999, 2945, 5997, 8835, 9995, 29985, 37981, 61969, 113943, 185907, 189905, 309845, 569715, 929535, 1177411, 3532233, 5887055, 17661165]

約数ペア:

[(1, 17661165), (3, 5887055), (5, 3532233), (15, 1177411), (19, 929535), (31, 569715), (57, 309845), (93, 189905), (95, 185907), (155, 113943), (285, 61969), (465, 37981), (589, 29985), (1767, 9995), (1999, 8835), (2945, 5997)]