1780329

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 2501312

約数和(自身を除く): 720983

約数列:

[1, 3, 37, 43, 111, 129, 373, 1119, 1591, 4773, 13801, 16039, 41403, 48117, 593443, 1780329]

約数ペア:

[(1, 1780329), (3, 593443), (37, 48117), (43, 41403), (111, 16039), (129, 13801), (373, 4773), (1119, 1591)]