11978883

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1224

約数の個数: 36

約数和(自身を含む): 21020688

約数和(自身を除く): 9041805

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1181, 1449, 3381, 3543, 8267, 10143, 10629, 24801, 27163, 57869, 74403, 81489, 173607, 190141, 244467, 520821, 570423, 1330987, 1711269, 3992961, 11978883]

約数ペア:

[(1, 11978883), (3, 3992961), (7, 1711269), (9, 1330987), (21, 570423), (23, 520821), (49, 244467), (63, 190141), (69, 173607), (147, 81489), (161, 74403), (207, 57869), (441, 27163), (483, 24801), (1127, 10629), (1181, 10143), (1449, 8267), (3381, 3543)]