221567463

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{2671}}^1$

素因数の和:3399

約数の個数: 24

約数和(自身を含む): 345275840

約数和(自身を除く): 123708377

約数列:

[1, 3, 9, 13, 39, 117, 709, 2127, 2671, 6381, 8013, 9217, 24039, 27651, 34723, 82953, 104169, 312507, 1893739, 5681217, 17043651, 24618607, 73855821, 221567463]

約数ペア:

[(1, 221567463), (3, 73855821), (9, 24618607), (13, 17043651), (39, 5681217), (117, 1893739), (709, 312507), (2127, 104169), (2671, 82953), (6381, 34723), (8013, 27651), (9217, 24039)]