31005207

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{3181}}^1$

素因数の和:3228

約数の個数: 24

約数和(自身を含む): 48493680

約数和(自身を除く): 17488473

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3181, 3249, 9543, 9747, 28629, 60439, 85887, 181317, 543951, 1148341, 1631853, 3445023, 10335069, 31005207]

約数ペア:

[(1, 31005207), (3, 10335069), (9, 3445023), (19, 1631853), (27, 1148341), (57, 543951), (171, 181317), (361, 85887), (513, 60439), (1083, 28629), (3181, 9747), (3249, 9543)]