31272651

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 47840000

約数和(自身を除く): 16567349

約数列:

[1, 3, 9, 19, 57, 171, 199, 597, 919, 1791, 2757, 3781, 8271, 11343, 17461, 34029, 52383, 157149, 182881, 548643, 1645929, 3474739, 10424217, 31272651]

約数ペア:

[(1, 31272651), (3, 10424217), (9, 3474739), (19, 1645929), (57, 548643), (171, 182881), (199, 157149), (597, 52383), (919, 34029), (1791, 17461), (2757, 11343), (3781, 8271)]