90423075

素因数分解:

$3^1\times 5^2\times {\mathrm{181}}^1\times {\mathrm{6661}}^1$

素因数の和:6855

約数の個数: 24

約数和(自身を含む): 150348016

約数和(自身を除く): 59924941

約数列:

[1, 3, 5, 15, 25, 75, 181, 543, 905, 2715, 4525, 6661, 13575, 19983, 33305, 99915, 166525, 499575, 1205641, 3616923, 6028205, 18084615, 30141025, 90423075]

約数ペア:

[(1, 90423075), (3, 30141025), (5, 18084615), (15, 6028205), (25, 3616923), (75, 1205641), (181, 499575), (543, 166525), (905, 99915), (2715, 33305), (4525, 19983), (6661, 13575)]