28616865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112223}}^1$

素因数の和:112248

約数の個数: 16

約数和(自身を含む): 48480768

約数和(自身を除く): 19863903

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 112223, 336669, 561115, 1683345, 1907791, 5723373, 9538955, 28616865]

約数ペア:

[(1, 28616865), (3, 9538955), (5, 5723373), (15, 1907791), (17, 1683345), (51, 561115), (85, 336669), (255, 112223)]