31213091

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4831}}^1$

素因数の和:4922

約数の個数: 16

約数和(自身を含む): 38965248

約数和(自身を除く): 7752157

約数列:

[1, 7, 13, 71, 91, 497, 923, 4831, 6461, 33817, 62803, 343001, 439621, 2401007, 4459013, 31213091]

約数ペア:

[(1, 31213091), (7, 4459013), (13, 2401007), (71, 439621), (91, 343001), (497, 62803), (923, 33817), (4831, 6461)]