27721395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47387}}^1$

素因数の和:47411

約数の個数: 24

約数和(自身を含む): 51747696

約数和(自身を除く): 24026301

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 47387, 142161, 236935, 426483, 616031, 710805, 1848093, 2132415, 3080155, 5544279, 9240465, 27721395]

約数ペア:

[(1, 27721395), (3, 9240465), (5, 5544279), (9, 3080155), (13, 2132415), (15, 1848093), (39, 710805), (45, 616031), (65, 426483), (117, 236935), (195, 142161), (585, 47387)]