91221745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20249}}^1$

素因数の和:20324

約数の個数: 16

約数和(自身を含む): 118098000

約数和(自身を除く): 26876255

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 20249, 101245, 344233, 1073197, 1721165, 5365985, 18244349, 91221745]

約数ペア:

[(1, 91221745), (5, 18244349), (17, 5365985), (53, 1721165), (85, 1073197), (265, 344233), (901, 101245), (4505, 20249)]