31787838

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{21277}}^1$

素因数の和:21368

約数の個数: 24

約数和(自身を含む): 69706728

約数和(自身を除く): 37918890

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 21277, 42554, 63831, 127662, 191493, 382986, 1765991, 3531982, 5297973, 10595946, 15893919, 31787838]

約数ペア:

[(1, 31787838), (2, 15893919), (3, 10595946), (6, 5297973), (9, 3531982), (18, 1765991), (83, 382986), (166, 191493), (249, 127662), (498, 63831), (747, 42554), (1494, 21277)]