67867457

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2207}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 81395712

約数和(自身を除く): 13528255

約数列:

[1, 7, 23, 161, 191, 1337, 2207, 4393, 15449, 30751, 50761, 355327, 421537, 2950759, 9695351, 67867457]

約数ペア:

[(1, 67867457), (7, 9695351), (23, 2950759), (161, 421537), (191, 355327), (1337, 50761), (2207, 30751), (4393, 15449)]