117672215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{2153}}^1$

素因数の和:2818

約数の個数: 16

約数和(自身を含む): 149815008

約数和(自身を除く): 32142793

約数列:

[1, 5, 17, 85, 643, 2153, 3215, 10765, 10931, 36601, 54655, 183005, 1384379, 6921895, 23534443, 117672215]

約数ペア:

[(1, 117672215), (5, 23534443), (17, 6921895), (85, 1384379), (643, 183005), (2153, 54655), (3215, 36601), (10765, 10931)]