28481505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{146059}}^1$

素因数の和:146080

約数の個数: 16

約数和(自身を含む): 49076160

約数和(自身を除く): 20594655

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 146059, 438177, 730295, 1898767, 2190885, 5696301, 9493835, 28481505]

約数ペア:

[(1, 28481505), (3, 9493835), (5, 5696301), (13, 2190885), (15, 1898767), (39, 730295), (65, 438177), (195, 146059)]