28784085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15859}}^1$

素因数の和:15889

約数の個数: 24

約数和(自身を含む): 50625120

約数和(自身を除く): 21841035

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 15859, 47577, 79295, 174449, 237885, 523347, 872245, 1918939, 2616735, 5756817, 9594695, 28784085]

約数ペア:

[(1, 28784085), (3, 9594695), (5, 5756817), (11, 2616735), (15, 1918939), (33, 872245), (55, 523347), (121, 237885), (165, 174449), (363, 79295), (605, 47577), (1815, 15859)]