207741753

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{28817}}^1$

素因数の和:28918

約数の個数: 20

約数和(自身を含む): 313828020

約数和(自身を除く): 106086267

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 28817, 86451, 259353, 778059, 2334177, 2564713, 7694139, 23082417, 69247251, 207741753]

約数ペア:

[(1, 207741753), (3, 69247251), (9, 23082417), (27, 7694139), (81, 2564713), (89, 2334177), (267, 778059), (801, 259353), (2403, 86451), (7209, 28817)]