56781315

素因数分解:

$3^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1429}}^1$

素因数の和:2323

約数の個数: 24

約数和(自身を含む): 98601360

約数和(自身を除く): 41820045

約数列:

[1, 3, 5, 9, 15, 45, 883, 1429, 2649, 4287, 4415, 7145, 7947, 12861, 13245, 21435, 39735, 64305, 1261807, 3785421, 6309035, 11356263, 18927105, 56781315]

約数ペア:

[(1, 56781315), (3, 18927105), (5, 11356263), (9, 6309035), (15, 3785421), (45, 1261807), (883, 64305), (1429, 39735), (2649, 21435), (4287, 13245), (4415, 12861), (7145, 7947)]