28659105

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21961}}^1$

素因数の和:22001

約数の個数: 24

約数和(自身を含む): 51391080

約数和(自身を除く): 22731975

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21961, 65883, 109805, 197649, 329415, 636869, 988245, 1910607, 3184345, 5731821, 9553035, 28659105]

約数ペア:

[(1, 28659105), (3, 9553035), (5, 5731821), (9, 3184345), (15, 1910607), (29, 988245), (45, 636869), (87, 329415), (145, 197649), (261, 109805), (435, 65883), (1305, 21961)]