211020550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{324647}}^1$

素因数の和:324672

約数の個数: 24

約数和(自身を含む): 422691696

約数和(自身を除く): 211671146

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 324647, 649294, 1623235, 3246470, 4220411, 8116175, 8440822, 16232350, 21102055, 42204110, 105510275, 211020550]

約数ペア:

[(1, 211020550), (2, 105510275), (5, 42204110), (10, 21102055), (13, 16232350), (25, 8440822), (26, 8116175), (50, 4220411), (65, 3246470), (130, 1623235), (325, 649294), (650, 324647)]