12712329

素因数分解:

$3^3\times 7^1\times {\mathrm{67261}}^1$

素因数の和:67277

約数の個数: 16

約数和(自身を含む): 21523840

約数和(自身を除く): 8811511

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 67261, 201783, 470827, 605349, 1412481, 1816047, 4237443, 12712329]

約数ペア:

[(1, 12712329), (3, 4237443), (7, 1816047), (9, 1412481), (21, 605349), (27, 470827), (63, 201783), (189, 67261)]