68664421

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1453}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 80865664

約数和(自身を除く): 12201243

約数列:

[1, 7, 43, 157, 301, 1099, 1453, 6751, 10171, 47257, 62479, 228121, 437353, 1596847, 9809203, 68664421]

約数ペア:

[(1, 68664421), (7, 9809203), (43, 1596847), (157, 437353), (301, 228121), (1099, 62479), (1453, 47257), (6751, 10171)]