2150145

素因数分解:

$3^4\times 5^1\times {\mathrm{5309}}^1$

素因数の和:5326

約数の個数: 20

約数和(自身を含む): 3855060

約数和(自身を除く): 1704915

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5309, 15927, 26545, 47781, 79635, 143343, 238905, 430029, 716715, 2150145]

約数ペア:

[(1, 2150145), (3, 716715), (5, 430029), (9, 238905), (15, 143343), (27, 79635), (45, 47781), (81, 26545), (135, 15927), (405, 5309)]