68172689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1400

約数の個数: 16

約数和(自身を含む): 76392960

約数和(自身を除く): 8220271

約数列:

[1, 13, 31, 139, 403, 1217, 1807, 4309, 15821, 37727, 56017, 169163, 490451, 2199119, 5244053, 68172689]

約数ペア:

[(1, 68172689), (13, 5244053), (31, 2199119), (139, 490451), (403, 169163), (1217, 56017), (1807, 37727), (4309, 15821)]