207010251

素因数分解:

$3^2\times 7^2\times {\mathrm{469411}}^1$

素因数の和:469431

約数の個数: 18

約数和(自身を含む): 347834292

約数和(自身を除く): 140824041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 469411, 1408233, 3285877, 4224699, 9857631, 23001139, 29572893, 69003417, 207010251]

約数ペア:

[(1, 207010251), (3, 69003417), (7, 29572893), (9, 23001139), (21, 9857631), (49, 4224699), (63, 3285877), (147, 1408233), (441, 469411)]