2021754895

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{71987}}^1$

素因数の和:72170

約数の個数: 16

約数和(自身を含む): 2503454688

約数和(自身を除く): 481699793

約数列:

[1, 5, 41, 137, 205, 685, 5617, 28085, 71987, 359935, 2951467, 9862219, 14757335, 49311095, 404350979, 2021754895]

約数ペア:

[(1, 2021754895), (5, 404350979), (41, 49311095), (137, 14757335), (205, 9862219), (685, 2951467), (5617, 359935), (28085, 71987)]