28776555

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22051}}^1$

素因数の和:22091

約数の個数: 24

約数和(自身を含む): 51601680

約数和(自身を除く): 22825125

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 22051, 66153, 110255, 198459, 330765, 639479, 992295, 1918437, 3197395, 5755311, 9592185, 28776555]

約数ペア:

[(1, 28776555), (3, 9592185), (5, 5755311), (9, 3197395), (15, 1918437), (29, 992295), (45, 639479), (87, 330765), (145, 198459), (261, 110255), (435, 66153), (1305, 22051)]