28199475

素因数分解:

$3^3\times 5^2\times {\mathrm{41777}}^1$

素因数の和:41796

約数の個数: 24

約数和(自身を含む): 51804720

約数和(自身を除く): 23605245

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 41777, 125331, 208885, 375993, 626655, 1044425, 1127979, 1879965, 3133275, 5639895, 9399825, 28199475]

約数ペア:

[(1, 28199475), (3, 9399825), (5, 5639895), (9, 3133275), (15, 1879965), (25, 1127979), (27, 1044425), (45, 626655), (75, 375993), (135, 208885), (225, 125331), (675, 41777)]