28491915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111733}}^1$

素因数の和:111758

約数の個数: 16

約数和(自身を含む): 48269088

約数和(自身を除く): 19777173

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111733, 335199, 558665, 1675995, 1899461, 5698383, 9497305, 28491915]

約数ペア:

[(1, 28491915), (3, 9497305), (5, 5698383), (15, 1899461), (17, 1675995), (51, 558665), (85, 335199), (255, 111733)]