28278450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{20947}}^1$

素因数の和:20968

約数の個数: 48

約数和(自身を含む): 77926560

約数和(自身を除く): 49648110

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, 20947, 41894, 62841, 104735, 125682, 188523, 209470, 314205, 377046, 523675, 565569, 628410, 942615, 1047350, 1131138, 1571025, 1885230, 2827845, 3142050, 4713075, 5655690, 9426150, 14139225, 28278450]

約数ペア:

[(1, 28278450), (2, 14139225), (3, 9426150), (5, 5655690), (6, 4713075), (9, 3142050), (10, 2827845), (15, 1885230), (18, 1571025), (25, 1131138), (27, 1047350), (30, 942615), (45, 628410), (50, 565569), (54, 523675), (75, 377046), (90, 314205), (135, 209470), (150, 188523), (225, 125682), (270, 104735), (450, 62841), (675, 41894), (1350, 20947)]