2017849239

素因数分解:

$3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{25603}}^1$

素因数の和:25761

約数の個数: 40

約数和(自身を含む): 3469854080

約数和(自身を除く): 1452004841

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 139, 189, 417, 567, 973, 1251, 2919, 3753, 8757, 11259, 25603, 26271, 76809, 78813, 179221, 230427, 537663, 691281, 1612989, 2073843, 3558817, 4838967, 10676451, 14516901, 24911719, 32029353, 74735157, 96088059, 224205471, 288264177, 672616413, 2017849239]

約数ペア:

[(1, 2017849239), (3, 672616413), (7, 288264177), (9, 224205471), (21, 96088059), (27, 74735157), (63, 32029353), (81, 24911719), (139, 14516901), (189, 10676451), (417, 4838967), (567, 3558817), (973, 2073843), (1251, 1612989), (2919, 691281), (3753, 537663), (8757, 230427), (11259, 179221), (25603, 78813), (26271, 76809)]