12885815

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 15814656

約数和(自身を除く): 2928841

約数列:

[1, 5, 103, 131, 191, 515, 655, 955, 13493, 19673, 25021, 67465, 98365, 125105, 2577163, 12885815]

約数ペア:

[(1, 12885815), (5, 2577163), (103, 125105), (131, 98365), (191, 67465), (515, 25021), (655, 19673), (955, 13493)]