1556227971

素因数分解:

$3^4\times {\mathrm{1451}}^1\times {\mathrm{13241}}^1$

素因数の和:14704

約数の個数: 20

約数和(自身を含む): 2326513464

約数和(自身を除く): 770285493

約数列:

[1, 3, 9, 27, 81, 1451, 4353, 13059, 13241, 39177, 39723, 117531, 119169, 357507, 1072521, 19212691, 57638073, 172914219, 518742657, 1556227971]

約数ペア:

[(1, 1556227971), (3, 518742657), (9, 172914219), (27, 57638073), (81, 19212691), (1451, 1072521), (4353, 357507), (13059, 119169), (13241, 117531), (39177, 39723)]