30897783

素因数分解:

$3^2\times 7^3\times {\mathrm{10009}}^1$

素因数の和:10036

約数の個数: 24

約数和(自身を含む): 52052000

約数和(自身を除く): 21154217

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 10009, 30027, 70063, 90081, 210189, 490441, 630567, 1471323, 3433087, 4413969, 10299261, 30897783]

約数ペア:

[(1, 30897783), (3, 10299261), (7, 4413969), (9, 3433087), (21, 1471323), (49, 630567), (63, 490441), (147, 210189), (343, 90081), (441, 70063), (1029, 30027), (3087, 10009)]