28399515

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{40283}}^1$

素因数の和:40338

約数の個数: 16

約数和(自身を含む): 46407168

約数和(自身を除く): 18007653

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 40283, 120849, 201415, 604245, 1893301, 5679903, 9466505, 28399515]

約数ペア:

[(1, 28399515), (3, 9466505), (5, 5679903), (15, 1893301), (47, 604245), (141, 201415), (235, 120849), (705, 40283)]