17912973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1123}}^1$

素因数の和:1548

約数の個数: 16

約数和(自身を含む): 25807040

約数和(自身を除く): 7894067

約数列:

[1, 3, 13, 39, 409, 1123, 1227, 3369, 5317, 14599, 15951, 43797, 459307, 1377921, 5970991, 17912973]

約数ペア:

[(1, 17912973), (3, 5970991), (13, 1377921), (39, 459307), (409, 43797), (1123, 15951), (1227, 14599), (3369, 5317)]