225425613

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2663}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 358041600

約数和(自身を除く): 132615987

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2663, 2919, 4031, 7989, 12093, 18641, 28217, 55923, 77227, 84651, 231681, 370157, 540589, 1110471, 1621767, 2591099, 7773297, 10734553, 32203659, 75141871, 225425613]

約数ペア:

[(1, 225425613), (3, 75141871), (7, 32203659), (21, 10734553), (29, 7773297), (87, 2591099), (139, 1621767), (203, 1110471), (417, 540589), (609, 370157), (973, 231681), (2663, 84651), (2919, 77227), (4031, 55923), (7989, 28217), (12093, 18641)]