12428289

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 19219200

約数和(自身を除く): 6790911

約数列:

[1, 3, 9, 27, 41, 103, 109, 123, 309, 327, 369, 927, 981, 1107, 2781, 2943, 4223, 4469, 11227, 12669, 13407, 33681, 38007, 40221, 101043, 114021, 120663, 303129, 460307, 1380921, 4142763, 12428289]

約数ペア:

[(1, 12428289), (3, 4142763), (9, 1380921), (27, 460307), (41, 303129), (103, 120663), (109, 114021), (123, 101043), (309, 40221), (327, 38007), (369, 33681), (927, 13407), (981, 12669), (1107, 11227), (2781, 4469), (2943, 4223)]