203421213

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{61253}}^1$

素因数の和:61306

約数の個数: 20

約数和(自身を含む): 311292828

約数和(自身を除く): 107871615

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 61253, 183759, 551277, 1653831, 2511373, 4961493, 7534119, 22602357, 67807071, 203421213]

約数ペア:

[(1, 203421213), (3, 67807071), (9, 22602357), (27, 7534119), (41, 4961493), (81, 2511373), (123, 1653831), (369, 551277), (1107, 183759), (3321, 61253)]