312571489

素因数分解:

${\mathrm{19}}^3\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:485

約数の個数: 16

約数和(自身を含む): 333040000

約数和(自身を除く): 20468511

約数列:

[1, 19, 199, 229, 361, 3781, 4351, 6859, 45571, 71839, 82669, 865849, 1364941, 1570711, 16451131, 312571489]

約数ペア:

[(1, 312571489), (19, 16451131), (199, 1570711), (229, 1364941), (361, 865849), (3781, 82669), (4351, 71839), (6859, 45571)]