12565287

素因数分解:

$3^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 9449433

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 89, 189, 243, 249, 267, 567, 581, 623, 747, 801, 1701, 1743, 1869, 2241, 2403, 5229, 5607, 6723, 7209, 7387, 15687, 16821, 20169, 21627, 22161, 47061, 50463, 51709, 66483, 141183, 151389, 155127, 199449, 465381, 598347, 1396143, 1795041, 4188429, 12565287]

約数ペア:

[(1, 12565287), (3, 4188429), (7, 1795041), (9, 1396143), (21, 598347), (27, 465381), (63, 199449), (81, 155127), (83, 151389), (89, 141183), (189, 66483), (243, 51709), (249, 50463), (267, 47061), (567, 22161), (581, 21627), (623, 20169), (747, 16821), (801, 15687), (1701, 7387), (1743, 7209), (1869, 6723), (2241, 5607), (2403, 5229)]