2779155

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 4860960

約数和(自身を除く): 2081805

約数列:

[1, 3, 5, 9, 15, 45, 151, 409, 453, 755, 1227, 1359, 2045, 2265, 3681, 6135, 6795, 18405, 61759, 185277, 308795, 555831, 926385, 2779155]

約数ペア:

[(1, 2779155), (3, 926385), (5, 555831), (9, 308795), (15, 185277), (45, 61759), (151, 18405), (409, 6795), (453, 6135), (755, 3681), (1227, 2265), (1359, 2045)]