17928135

素因数分解:

$3^4\times 5^1\times {\mathrm{44267}}^1$

素因数の和:44284

約数の個数: 20

約数和(自身を含む): 32138568

約数和(自身を除く): 14210433

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 44267, 132801, 221335, 398403, 664005, 1195209, 1992015, 3585627, 5976045, 17928135]

約数ペア:

[(1, 17928135), (3, 5976045), (5, 3585627), (9, 1992015), (15, 1195209), (27, 664005), (45, 398403), (81, 221335), (135, 132801), (405, 44267)]