1213760121

素因数分解:

$3^1\times 7^1\times {\mathrm{57798101}}^1$

素因数の和:57798111

約数の個数: 8

約数和(自身を含む): 1849539264

約数和(自身を除く): 635779143

約数列:

[1, 3, 7, 21, 57798101, 173394303, 404586707, 1213760121]

約数ペア:

[(1, 1213760121), (3, 404586707), (7, 173394303), (21, 57798101)]