200918151

素因数分解:

$3^4\times 7^1\times {\mathrm{354353}}^1$

素因数の和:354372

約数の個数: 20

約数和(自身を含む): 343014672

約数和(自身を除く): 142096521

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354353, 1063059, 2480471, 3189177, 7441413, 9567531, 22324239, 28702593, 66972717, 200918151]

約数ペア:

[(1, 200918151), (3, 66972717), (7, 28702593), (9, 22324239), (21, 9567531), (27, 7441413), (63, 3189177), (81, 2480471), (189, 1063059), (567, 354353)]