28671885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57923}}^1$

素因数の和:57945

約数の個数: 24

約数和(自身を含む): 54216864

約数和(自身を除く): 25544979

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57923, 173769, 289615, 521307, 637153, 868845, 1911459, 2606535, 3185765, 5734377, 9557295, 28671885]

約数ペア:

[(1, 28671885), (3, 9557295), (5, 5734377), (9, 3185765), (11, 2606535), (15, 1911459), (33, 868845), (45, 637153), (55, 521307), (99, 289615), (165, 173769), (495, 57923)]