64422071

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 74880000

約数和(自身を除く): 10457929

約数列:

[1, 7, 103, 199, 449, 721, 1393, 3143, 20497, 46247, 89351, 143479, 323729, 625457, 9203153, 64422071]

約数ペア:

[(1, 64422071), (7, 9203153), (103, 625457), (199, 323729), (449, 143479), (721, 89351), (1393, 46247), (3143, 20497)]