12841055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 17280000

約数和(自身を除く): 4438945

約数列:

[1, 5, 19, 29, 59, 79, 95, 145, 295, 395, 551, 1121, 1501, 1711, 2291, 2755, 4661, 5605, 7505, 8555, 11455, 23305, 32509, 43529, 88559, 135169, 162545, 217645, 442795, 675845, 2568211, 12841055]

約数ペア:

[(1, 12841055), (5, 2568211), (19, 675845), (29, 442795), (59, 217645), (79, 162545), (95, 135169), (145, 88559), (295, 43529), (395, 32509), (551, 23305), (1121, 11455), (1501, 8555), (1711, 7505), (2291, 5605), (2755, 4661)]