507641421

素因数分解:

$3^1\times 7^2\times {\mathrm{3453343}}^1$

素因数の和:3453360

約数の個数: 12

約数和(自身を含む): 787362432

約数和(自身を除く): 279721011

約数列:

[1, 3, 7, 21, 49, 147, 3453343, 10360029, 24173401, 72520203, 169213807, 507641421]

約数ペア:

[(1, 507641421), (3, 169213807), (7, 72520203), (21, 24173401), (49, 10360029), (147, 3453343)]