2016209953305

素因数分解:

$3^4\times 5^1\times {\mathrm{4978296181}}^1$

素因数の和:4978296198

約数の個数: 20

約数和(自身を含む): 3614243028132

約数和(自身を除く): 1598033074827

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4978296181, 14934888543, 24891480905, 44804665629, 74674442715, 134413996887, 224023328145, 403241990661, 672069984435, 2016209953305]

約数ペア:

[(1, 2016209953305), (3, 672069984435), (5, 403241990661), (9, 224023328145), (15, 134413996887), (27, 74674442715), (45, 44804665629), (81, 24891480905), (135, 14934888543), (405, 4978296181)]