28661235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112397}}^1$

素因数の和:112422

約数の個数: 16

約数和(自身を含む): 48555936

約数和(自身を除く): 19894701

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 112397, 337191, 561985, 1685955, 1910749, 5732247, 9553745, 28661235]

約数ペア:

[(1, 28661235), (3, 9553745), (5, 5732247), (15, 1910749), (17, 1685955), (51, 561985), (85, 337191), (255, 112397)]