1621458

素因数分解:

$2^1\times 3^4\times {\mathrm{10009}}^1$

素因数の和:10023

約数の個数: 20

約数和(自身を含む): 3633630

約数和(自身を除く): 2012172

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 10009, 20018, 30027, 60054, 90081, 180162, 270243, 540486, 810729, 1621458]

約数ペア:

[(1, 1621458), (2, 810729), (3, 540486), (6, 270243), (9, 180162), (18, 90081), (27, 60054), (54, 30027), (81, 20018), (162, 10009)]