81800205

素因数分解:

$3^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{4657}}^1$

素因数の和:5836

約数の個数: 16

約数和(自身を含む): 131020224

約数和(自身を除く): 49220019

約数列:

[1, 3, 5, 15, 1171, 3513, 4657, 5855, 13971, 17565, 23285, 69855, 5453347, 16360041, 27266735, 81800205]

約数ペア:

[(1, 81800205), (3, 27266735), (5, 16360041), (15, 5453347), (1171, 69855), (3513, 23285), (4657, 17565), (5855, 13971)]