28718355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112621}}^1$

素因数の和:112646

約数の個数: 16

約数和(自身を含む): 48652704

約数和(自身を除く): 19934349

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 112621, 337863, 563105, 1689315, 1914557, 5743671, 9572785, 28718355]

約数ペア:

[(1, 28718355), (3, 9572785), (5, 5743671), (15, 1914557), (17, 1689315), (51, 563105), (85, 337863), (255, 112621)]