2145015

素因数分解:

$3^3\times 5^1\times {\mathrm{15889}}^1$

素因数の和:15903

約数の個数: 16

約数和(自身を含む): 3813600

約数和(自身を除く): 1668585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15889, 47667, 79445, 143001, 238335, 429003, 715005, 2145015]

約数ペア:

[(1, 2145015), (3, 715005), (5, 429003), (9, 238335), (15, 143001), (27, 79445), (45, 47667), (135, 15889)]