9872121

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27653}}^1$

素因数の和:27680

約数の個数: 16

約数和(自身を含む): 15928704

約数和(自身を除く): 6056583

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 27653, 82959, 193571, 470101, 580713, 1410303, 3290707, 9872121]

約数ペア:

[(1, 9872121), (3, 3290707), (7, 1410303), (17, 580713), (21, 470101), (51, 193571), (119, 82959), (357, 27653)]