28108665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48049}}^1$

素因数の和:48073

約数の個数: 24

約数和(自身を含む): 52470600

約数和(自身を除く): 24361935

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 48049, 144147, 240245, 432441, 624637, 720735, 1873911, 2162205, 3123185, 5621733, 9369555, 28108665]

約数ペア:

[(1, 28108665), (3, 9369555), (5, 5621733), (9, 3123185), (13, 2162205), (15, 1873911), (39, 720735), (45, 624637), (65, 432441), (117, 240245), (195, 144147), (585, 48049)]