1528821

素因数分解:

$3^3\times 7^1\times {\mathrm{8089}}^1$

素因数の和:8105

約数の個数: 16

約数和(自身を含む): 2588800

約数和(自身を除く): 1059979

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 8089, 24267, 56623, 72801, 169869, 218403, 509607, 1528821]

約数ペア:

[(1, 1528821), (3, 509607), (7, 218403), (9, 169869), (21, 72801), (27, 56623), (63, 24267), (189, 8089)]