81691635

素因数分解:

$3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{30089}}^1$

素因数の和:30278

約数の個数: 16

約数和(自身を含む): 131433120

約数和(自身を除く): 49741485

約数列:

[1, 3, 5, 15, 181, 543, 905, 2715, 30089, 90267, 150445, 451335, 5446109, 16338327, 27230545, 81691635]

約数ペア:

[(1, 81691635), (3, 27230545), (5, 16338327), (15, 5446109), (181, 451335), (543, 150445), (905, 90267), (2715, 30089)]