1029915

素因数分解:

$3^4\times 5^1\times {\mathrm{2543}}^1$

素因数の和:2560

約数の個数: 20

約数和(自身を含む): 1846944

約数和(自身を除く): 817029

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2543, 7629, 12715, 22887, 38145, 68661, 114435, 205983, 343305, 1029915]

約数ペア:

[(1, 1029915), (3, 343305), (5, 205983), (9, 114435), (15, 68661), (27, 38145), (45, 22887), (81, 12715), (135, 7629), (405, 2543)]