681566245

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{167}}^1\times {\mathrm{1543}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 860662656

約数和(自身を除く): 179096411

約数列:

[1, 5, 23, 115, 167, 529, 835, 1543, 2645, 3841, 7715, 19205, 35489, 88343, 177445, 257681, 441715, 816247, 1288405, 4081235, 5926663, 29633315, 136313249, 681566245]

約数ペア:

[(1, 681566245), (5, 136313249), (23, 29633315), (115, 5926663), (167, 4081235), (529, 1288405), (835, 816247), (1543, 441715), (2645, 257681), (3841, 177445), (7715, 88343), (19205, 35489)]