64412019

素因数分解:

$3^2\times 7^2\times {\mathrm{146059}}^1$

素因数の和:146079

約数の個数: 18

約数和(自身を含む): 108230460

約数和(自身を除く): 43818441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 146059, 438177, 1022413, 1314531, 3067239, 7156891, 9201717, 21470673, 64412019]

約数ペア:

[(1, 64412019), (3, 21470673), (7, 9201717), (9, 7156891), (21, 3067239), (49, 1314531), (63, 1022413), (147, 438177), (441, 146059)]