28650735

素因数分解:

$3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{809}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 49785840

約数和(自身を除く): 21135105

約数列:

[1, 3, 5, 9, 15, 45, 787, 809, 2361, 2427, 3935, 4045, 7083, 7281, 11805, 12135, 35415, 36405, 636683, 1910049, 3183415, 5730147, 9550245, 28650735]

約数ペア:

[(1, 28650735), (3, 9550245), (5, 5730147), (9, 3183415), (15, 1910049), (45, 636683), (787, 36405), (809, 35415), (2361, 12135), (2427, 11805), (3935, 7281), (4045, 7083)]