28457745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111599}}^1$

素因数の和:111624

約数の個数: 16

約数和(自身を含む): 48211200

約数和(自身を除く): 19753455

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111599, 334797, 557995, 1673985, 1897183, 5691549, 9485915, 28457745]

約数ペア:

[(1, 28457745), (3, 9485915), (5, 5691549), (15, 1897183), (17, 1673985), (51, 557995), (85, 334797), (255, 111599)]