12906189

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 20217600

約数和(自身を除く): 7311411

約数列:

[1, 3, 9, 27, 29, 53, 87, 159, 261, 311, 477, 783, 933, 1431, 1537, 2799, 4611, 8397, 9019, 13833, 16483, 27057, 41499, 49449, 81171, 148347, 243513, 445041, 478007, 1434021, 4302063, 12906189]

約数ペア:

[(1, 12906189), (3, 4302063), (9, 1434021), (27, 478007), (29, 445041), (53, 243513), (87, 148347), (159, 81171), (261, 49449), (311, 41499), (477, 27057), (783, 16483), (933, 13833), (1431, 9019), (1537, 8397), (2799, 4611)]