71994671

素因数分解:

$7^3\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:939

約数の個数: 16

約数和(自身を含む): 84326400

約数和(自身を除く): 12331729

約数列:

[1, 7, 49, 343, 431, 487, 3017, 3409, 21119, 23863, 147833, 167041, 209897, 1469279, 10284953, 71994671]

約数ペア:

[(1, 71994671), (7, 10284953), (49, 1469279), (343, 209897), (431, 167041), (487, 147833), (3017, 23863), (3409, 21119)]