28551805

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{883}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 35642880

約数和(自身を除く): 7091075

約数列:

[1, 5, 29, 145, 223, 883, 1115, 4415, 6467, 25607, 32335, 128035, 196909, 984545, 5710361, 28551805]

約数ペア:

[(1, 28551805), (5, 5710361), (29, 984545), (145, 196909), (223, 128035), (883, 32335), (1115, 25607), (4415, 6467)]