2820885

素因数分解:

$3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 4542720

約数和(自身を除く): 1721835

約数列:

[1, 3, 5, 15, 181, 543, 905, 1039, 2715, 3117, 5195, 15585, 188059, 564177, 940295, 2820885]

約数ペア:

[(1, 2820885), (3, 940295), (5, 564177), (15, 188059), (181, 15585), (543, 5195), (905, 3117), (1039, 2715)]