28851003

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{1907}}^1$

素因数の和:1995

約数の個数: 18

約数和(自身を含む): 42737292

約数和(自身を除く): 13886289

約数列:

[1, 3, 9, 41, 123, 369, 1681, 1907, 5043, 5721, 15129, 17163, 78187, 234561, 703683, 3205667, 9617001, 28851003]

約数ペア:

[(1, 28851003), (3, 9617001), (9, 3205667), (41, 703683), (123, 234561), (369, 78187), (1681, 17163), (1907, 15129), (5043, 5721)]