3123189

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 4843800

約数和(自身を除く): 1720611

約数列:

[1, 3, 9, 17, 51, 137, 149, 153, 411, 447, 1233, 1341, 2329, 2533, 6987, 7599, 20413, 20961, 22797, 61239, 183717, 347021, 1041063, 3123189]

約数ペア:

[(1, 3123189), (3, 1041063), (9, 347021), (17, 183717), (51, 61239), (137, 22797), (149, 20961), (153, 20413), (411, 7599), (447, 6987), (1233, 2533), (1341, 2329)]