15678042021

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{29131}}^1$

素因数の和:29814

約数の個数: 32

約数和(自身を含む): 24014090240

約数和(自身を除く): 8336048219

約数列:

[1, 3, 9, 27, 31, 93, 279, 643, 837, 1929, 5787, 17361, 19933, 29131, 59799, 87393, 179397, 262179, 538191, 786537, 903061, 2709183, 8127549, 18731233, 24382647, 56193699, 168581097, 505743291, 580668223, 1742004669, 5226014007, 15678042021]

約数ペア:

[(1, 15678042021), (3, 5226014007), (9, 1742004669), (27, 580668223), (31, 505743291), (93, 168581097), (279, 56193699), (643, 24382647), (837, 18731233), (1929, 8127549), (5787, 2709183), (17361, 903061), (19933, 786537), (29131, 538191), (59799, 262179), (87393, 179397)]