11865987

素因数分解:

$3^3\times 7^2\times {\mathrm{8969}}^1$

素因数の和:8992

約数の個数: 24

約数和(自身を含む): 20451600

約数和(自身を除く): 8585613

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 8969, 26907, 62783, 80721, 188349, 242163, 439481, 565047, 1318443, 1695141, 3955329, 11865987]

約数ペア:

[(1, 11865987), (3, 3955329), (7, 1695141), (9, 1318443), (21, 565047), (27, 439481), (49, 242163), (63, 188349), (147, 80721), (189, 62783), (441, 26907), (1323, 8969)]