168136493

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 201643200

約数和(自身を除く): 33506707

約数列:

[1, 7, 43, 49, 199, 301, 401, 1393, 2107, 2807, 8557, 9751, 17243, 19649, 59899, 79799, 120701, 419293, 558593, 844907, 3431357, 3910151, 24019499, 168136493]

約数ペア:

[(1, 168136493), (7, 24019499), (43, 3910151), (49, 3431357), (199, 844907), (301, 558593), (401, 419293), (1393, 120701), (2107, 79799), (2807, 59899), (8557, 19649), (9751, 17243)]