28136445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110339}}^1$

素因数の和:110364

約数の個数: 16

約数和(自身を含む): 47666880

約数和(自身を除く): 19530435

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 110339, 331017, 551695, 1655085, 1875763, 5627289, 9378815, 28136445]

約数ペア:

[(1, 28136445), (3, 9378815), (5, 5627289), (15, 1875763), (17, 1655085), (51, 551695), (85, 331017), (255, 110339)]