2016455715

素因数分解:

$3^4\times 5^1\times {\mathrm{4978903}}^1$

素因数の和:4978920

約数の個数: 20

約数和(自身を含む): 3614684304

約数和(自身を除く): 1598228589

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4978903, 14936709, 24894515, 44810127, 74683545, 134430381, 224050635, 403291143, 672151905, 2016455715]

約数ペア:

[(1, 2016455715), (3, 672151905), (5, 403291143), (9, 224050635), (15, 134430381), (27, 74683545), (45, 44810127), (81, 24894515), (135, 14936709), (405, 4978903)]