12590721

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 22116864

約数和(自身を除く): 9526143

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1087, 1287, 3261, 3861, 9783, 11583, 11957, 14131, 29349, 35871, 42393, 88047, 107613, 127179, 155441, 322839, 381537, 466323, 968517, 1144611, 1398969, 4196907, 12590721]

約数ペア:

[(1, 12590721), (3, 4196907), (9, 1398969), (11, 1144611), (13, 968517), (27, 466323), (33, 381537), (39, 322839), (81, 155441), (99, 127179), (117, 107613), (143, 88047), (297, 42393), (351, 35871), (429, 29349), (891, 14131), (1053, 11957), (1087, 11583), (1287, 9783), (3261, 3861)]