28241565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171161}}^1$

素因数の和:171180

約数の個数: 16

約数和(自身を含む): 49294656

約数和(自身を除く): 21053091

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171161, 513483, 855805, 1882771, 2567415, 5648313, 9413855, 28241565]

約数ペア:

[(1, 28241565), (3, 9413855), (5, 5648313), (11, 2567415), (15, 1882771), (33, 855805), (55, 513483), (165, 171161)]