85216971

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{238703}}^1$

素因数の和:238730

約数の個数: 16

約数和(自身を含む): 137493504

約数和(自身を除く): 52276533

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 238703, 716109, 1670921, 4057951, 5012763, 12173853, 28405657, 85216971]

約数ペア:

[(1, 85216971), (3, 28405657), (7, 12173853), (17, 5012763), (21, 4057951), (51, 1670921), (119, 716109), (357, 238703)]