12906513

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 7051887

約数列:

[1, 3, 9, 27, 41, 89, 123, 131, 267, 369, 393, 801, 1107, 1179, 2403, 3537, 3649, 5371, 10947, 11659, 16113, 32841, 34977, 48339, 98523, 104931, 145017, 314793, 478019, 1434057, 4302171, 12906513]

約数ペア:

[(1, 12906513), (3, 4302171), (9, 1434057), (27, 478019), (41, 314793), (89, 145017), (123, 104931), (131, 98523), (267, 48339), (369, 34977), (393, 32841), (801, 16113), (1107, 11659), (1179, 10947), (2403, 5371), (3537, 3649)]