13712425

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 17677440

約数和(自身を除く): 3965015

約数列:

[1, 5, 25, 53, 79, 131, 265, 395, 655, 1325, 1975, 3275, 4187, 6943, 10349, 20935, 34715, 51745, 104675, 173575, 258725, 548497, 2742485, 13712425]

約数ペア:

[(1, 13712425), (5, 2742485), (25, 548497), (53, 258725), (79, 173575), (131, 104675), (265, 51745), (395, 34715), (655, 20935), (1325, 10349), (1975, 6943), (3275, 4187)]