201521723

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53639}}^1$

素因数の和:53686

約数の個数: 12

約数和(自身を含む): 230544720

約数和(自身を除く): 29022997

約数列:

[1, 13, 17, 221, 289, 3757, 53639, 697307, 911863, 11854219, 15501671, 201521723]

約数ペア:

[(1, 201521723), (13, 15501671), (17, 11854219), (221, 911863), (289, 697307), (3757, 53639)]