207055881

素因数分解:

$3^2\times {\mathrm{151}}^2\times {\mathrm{1009}}^1$

素因数の和:1317

約数の個数: 18

約数和(自身を含む): 301372890

約数和(自身を除く): 94317009

約数列:

[1, 3, 9, 151, 453, 1009, 1359, 3027, 9081, 22801, 68403, 152359, 205209, 457077, 1371231, 23006209, 69018627, 207055881]

約数ペア:

[(1, 207055881), (3, 69018627), (9, 23006209), (151, 1371231), (453, 457077), (1009, 205209), (1359, 152359), (3027, 68403), (9081, 22801)]