30697121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19843}}^1$

素因数の和:19880

約数の個数: 16

約数和(自身を含む): 40005504

約数和(自身を除く): 9308383

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 19843, 138901, 257959, 337331, 1805713, 2361317, 4385303, 30697121]

約数ペア:

[(1, 30697121), (7, 4385303), (13, 2361317), (17, 1805713), (91, 337331), (119, 257959), (221, 138901), (1547, 19843)]