3899682857

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{21557}}^1$

素因数の和:22208

約数の個数: 16

約数和(自身を含む): 4568226432

約数和(自身を除く): 668543575

約数列:

[1, 7, 43, 301, 601, 4207, 21557, 25843, 150899, 180901, 926951, 6488657, 12955757, 90690299, 557097551, 3899682857]

約数ペア:

[(1, 3899682857), (7, 557097551), (43, 90690299), (301, 12955757), (601, 6488657), (4207, 926951), (21557, 180901), (25843, 150899)]