28178550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{20873}}^1$

素因数の和:20894

約数の個数: 48

約数和(自身を含む): 77651280

約数和(自身を除く): 49472730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 20873, 41746, 62619, 104365, 125238, 187857, 208730, 313095, 375714, 521825, 563571, 626190, 939285, 1043650, 1127142, 1565475, 1878570, 2817855, 3130950, 4696425, 5635710, 9392850, 14089275, 28178550]

約数ペア:

[(1, 28178550), (2, 14089275), (3, 9392850), (5, 5635710), (6, 4696425), (9, 3130950), (10, 2817855), (15, 1878570), (18, 1565475), (25, 1127142), (27, 1043650), (30, 939285), (45, 626190), (50, 563571), (54, 521825), (75, 375714), (90, 313095), (135, 208730), (150, 187857), (225, 125238), (270, 104365), (450, 62619), (675, 41746), (1350, 20873)]