123903

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:375

約数の個数: 16

約数和(自身を含む): 198240

約数和(自身を除く): 74337

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 353, 1059, 3177, 4589, 9531, 13767, 41301, 123903]

約数ペア:

[(1, 123903), (3, 41301), (9, 13767), (13, 9531), (27, 4589), (39, 3177), (117, 1059), (351, 353)]