1345329

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1006

約数の個数: 20

約数和(自身を含む): 2130084

約数和(自身を除く): 784755

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 977, 1377, 2931, 8793, 16609, 26379, 49827, 79137, 149481, 448443, 1345329]

約数ペア:

[(1, 1345329), (3, 448443), (9, 149481), (17, 79137), (27, 49827), (51, 26379), (81, 16609), (153, 8793), (459, 2931), (977, 1377)]