203421185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{21379}}^1$

素因数の和:21568

約数の個数: 16

約数和(自身を含む): 267848640

約数和(自身を除く): 64427455

約数列:

[1, 5, 11, 55, 173, 865, 1903, 9515, 21379, 106895, 235169, 1175845, 3698567, 18492835, 40684237, 203421185]

約数ペア:

[(1, 203421185), (5, 40684237), (11, 18492835), (55, 3698567), (173, 1175845), (865, 235169), (1903, 106895), (9515, 21379)]