12505509

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 19105632

約数和(自身を除く): 6600123

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 971, 1431, 2913, 4293, 8739, 12879, 26217, 51463, 78651, 154389, 235953, 463167, 1389501, 4168503, 12505509]

約数ペア:

[(1, 12505509), (3, 4168503), (9, 1389501), (27, 463167), (53, 235953), (81, 154389), (159, 78651), (243, 51463), (477, 26217), (971, 12879), (1431, 8739), (2913, 4293)]