18001251

素因数分解:

$3^3\times {\mathrm{653}}^1\times {\mathrm{1021}}^1$

素因数の和:1683

約数の個数: 16

約数和(自身を含む): 26735520

約数和(自身を除く): 8734269

約数列:

[1, 3, 9, 27, 653, 1021, 1959, 3063, 5877, 9189, 17631, 27567, 666713, 2000139, 6000417, 18001251]

約数ペア:

[(1, 18001251), (3, 6000417), (9, 2000139), (27, 666713), (653, 27567), (1021, 17631), (1959, 9189), (3063, 5877)]