251217915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{1459}}^1$

素因数の和:2363

約数の個数: 32

約数和(自身を含む): 433655040

約数和(自身を除く): 182437125

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 883, 1459, 2649, 4377, 4415, 7295, 11479, 13245, 18967, 21885, 34437, 56901, 57395, 94835, 172185, 284505, 1288297, 3864891, 6441485, 16747861, 19324455, 50243583, 83739305, 251217915]

約数ペア:

[(1, 251217915), (3, 83739305), (5, 50243583), (13, 19324455), (15, 16747861), (39, 6441485), (65, 3864891), (195, 1288297), (883, 284505), (1459, 172185), (2649, 94835), (4377, 57395), (4415, 56901), (7295, 34437), (11479, 21885), (13245, 18967)]