201398655717

素因数分解:

$3^4\times 7^1\times {\mathrm{355200451}}^1$

素因数の和:355200470

約数の個数: 20

約数和(自身を含む): 343834037536

約数和(自身を除く): 142435381819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 355200451, 1065601353, 2486403157, 3196804059, 7459209471, 9590412177, 22377628413, 28771236531, 67132885239, 201398655717]

約数ペア:

[(1, 201398655717), (3, 67132885239), (7, 28771236531), (9, 22377628413), (21, 9590412177), (27, 7459209471), (63, 3196804059), (81, 2486403157), (189, 1065601353), (567, 355200451)]