68701171

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4001}}^1$

素因数の和:4242

約数の個数: 16

約数和(自身を含む): 86059008

約数和(自身を除く): 17357837

約数列:

[1, 7, 11, 77, 223, 1561, 2453, 4001, 17171, 28007, 44011, 308077, 892223, 6245561, 9814453, 68701171]

約数ペア:

[(1, 68701171), (7, 9814453), (11, 6245561), (77, 892223), (223, 308077), (1561, 44011), (2453, 28007), (4001, 17171)]