12228723

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5501}}^1$

素因数の和:5539

約数の個数: 24

約数和(自身を含む): 20027280

約数和(自身を除く): 7798557

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 5501, 16503, 49509, 71513, 104519, 214539, 313557, 643617, 940671, 1358747, 4076241, 12228723]

約数ペア:

[(1, 12228723), (3, 4076241), (9, 1358747), (13, 940671), (19, 643617), (39, 313557), (57, 214539), (117, 104519), (171, 71513), (247, 49509), (741, 16503), (2223, 5501)]