131856641

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{29947}}^1$

素因数の和:30008

約数の個数: 16

約数和(自身を含む): 163875456

約数和(自身を除く): 32018815

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 29947, 209629, 509099, 1108039, 3563693, 7756273, 18836663, 131856641]

約数ペア:

[(1, 131856641), (7, 18836663), (17, 7756273), (37, 3563693), (119, 1108039), (259, 509099), (629, 209629), (4403, 29947)]