31485565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2111}}^1$

素因数の和:2292

約数の個数: 16

約数和(自身を含む): 40043520

約数和(自身を除く): 8557955

約数列:

[1, 5, 19, 95, 157, 785, 2111, 2983, 10555, 14915, 40109, 200545, 331427, 1657135, 6297113, 31485565]

約数ペア:

[(1, 31485565), (5, 6297113), (19, 1657135), (95, 331427), (157, 200545), (785, 40109), (2111, 14915), (2983, 10555)]