42820005

素因数分解:

$3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{3331}}^1$

素因数の和:4196

約数の個数: 16

約数和(自身を含む): 68612544

約数和(自身を除く): 25792539

約数列:

[1, 3, 5, 15, 857, 2571, 3331, 4285, 9993, 12855, 16655, 49965, 2854667, 8564001, 14273335, 42820005]

約数ペア:

[(1, 42820005), (3, 14273335), (5, 8564001), (15, 2854667), (857, 49965), (2571, 16655), (3331, 12855), (4285, 9993)]