202030479

素因数分解:

$3^2\times 7^2\times {\mathrm{458119}}^1$

素因数の和:458139

約数の個数: 18

約数和(自身を含む): 339466920

約数和(自身を除く): 137436441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 458119, 1374357, 3206833, 4123071, 9620499, 22447831, 28861497, 67343493, 202030479]

約数ペア:

[(1, 202030479), (3, 67343493), (7, 28861497), (9, 22447831), (21, 9620499), (49, 4123071), (63, 3206833), (147, 1374357), (441, 458119)]