28335745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4201}}^1$

素因数の和:4296

約数の個数: 16

約数和(自身を含む): 36305280

約数和(自身を除く): 7969535

約数列:

[1, 5, 19, 71, 95, 355, 1349, 4201, 6745, 21005, 79819, 298271, 399095, 1491355, 5667149, 28335745]

約数ペア:

[(1, 28335745), (5, 5667149), (19, 1491355), (71, 399095), (95, 298271), (355, 79819), (1349, 21005), (4201, 6745)]