15209219915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2520169}}^1$

素因数の和:2520262

約数の個数: 16

約数和(自身を含む): 19596841920

約数和(自身を除く): 4387622005

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 2520169, 12600845, 42842873, 178931999, 214214365, 894659995, 3041843983, 15209219915]

約数ペア:

[(1, 15209219915), (5, 3041843983), (17, 894659995), (71, 214214365), (85, 178931999), (355, 42842873), (1207, 12600845), (6035, 2520169)]