201879945

素因数分解:

$3^4\times 5^1\times {\mathrm{498469}}^1$

素因数の和:498486

約数の個数: 20

約数和(自身を含む): 361889220

約数和(自身を除く): 160009275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 498469, 1495407, 2492345, 4486221, 7477035, 13458663, 22431105, 40375989, 67293315, 201879945]

約数ペア:

[(1, 201879945), (3, 67293315), (5, 40375989), (9, 22431105), (15, 13458663), (27, 7477035), (45, 4486221), (81, 2492345), (135, 1495407), (405, 498469)]