81989715

素因数分解:

$3^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{7457}}^1$

素因数の和:8198

約数の個数: 16

約数和(自身を含む): 131380128

約数和(自身を除く): 49390413

約数列:

[1, 3, 5, 15, 733, 2199, 3665, 7457, 10995, 22371, 37285, 111855, 5465981, 16397943, 27329905, 81989715]

約数ペア:

[(1, 81989715), (3, 27329905), (5, 16397943), (15, 5465981), (733, 111855), (2199, 37285), (3665, 22371), (7457, 10995)]