61211871

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5087}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 101597184

約数和(自身を除く): 40385313

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 5087, 12033, 15261, 35609, 45783, 106827, 320481, 971617, 2914851, 6801319, 8744553, 20403957, 61211871]

約数ペア:

[(1, 61211871), (3, 20403957), (7, 8744553), (9, 6801319), (21, 2914851), (63, 971617), (191, 320481), (573, 106827), (1337, 45783), (1719, 35609), (4011, 15261), (5087, 12033)]