131452155

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{16139}}^1$

素因数の和:16331

約数の個数: 24

約数和(自身を含む): 229123440

約数和(自身を除く): 97671285

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145, 16139, 48417, 80695, 145251, 242085, 726255, 2921159, 8763477, 14605795, 26290431, 43817385, 131452155]

約数ペア:

[(1, 131452155), (3, 43817385), (5, 26290431), (9, 14605795), (15, 8763477), (45, 2921159), (181, 726255), (543, 242085), (905, 145251), (1629, 80695), (2715, 48417), (8145, 16139)]