31505305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3253}}^1$

素因数の和:3420

約数の個数: 16

約数和(自身を含む): 41000400

約数和(自身を除く): 9495095

約数列:

[1, 5, 13, 65, 149, 745, 1937, 3253, 9685, 16265, 42289, 211445, 484697, 2423485, 6301061, 31505305]

約数ペア:

[(1, 31505305), (5, 6301061), (13, 2423485), (65, 484697), (149, 211445), (745, 42289), (1937, 16265), (3253, 9685)]