89040987

素因数分解:

$3^2\times 7^2\times {\mathrm{201907}}^1$

素因数の和:201927

約数の個数: 18

約数和(自身を含む): 149613828

約数和(自身を除く): 60572841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 201907, 605721, 1413349, 1817163, 4240047, 9893443, 12720141, 29680329, 89040987]

約数ペア:

[(1, 89040987), (3, 29680329), (7, 12720141), (9, 9893443), (21, 4240047), (49, 1817163), (63, 1413349), (147, 605721), (441, 201907)]