5390145

素因数分解:

$3^4\times 5^1\times {\mathrm{13309}}^1$

素因数の和:13326

約数の個数: 20

約数和(自身を含む): 9663060

約数和(自身を除く): 4272915

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 13309, 39927, 66545, 119781, 199635, 359343, 598905, 1078029, 1796715, 5390145]

約数ペア:

[(1, 5390145), (3, 1796715), (5, 1078029), (9, 598905), (15, 359343), (27, 199635), (45, 119781), (81, 66545), (135, 39927), (405, 13309)]