531550187

素因数分解:

$7^4\times {\mathrm{269}}^1\times {\mathrm{823}}^1$

素因数の和:1120

約数の個数: 20

約数和(自身を含む): 623166480

約数和(自身を除く): 91616293

約数列:

[1, 7, 49, 269, 343, 823, 1883, 2401, 5761, 13181, 40327, 92267, 221387, 282289, 645869, 1549709, 1976023, 10847963, 75935741, 531550187]

約数ペア:

[(1, 531550187), (7, 75935741), (49, 10847963), (269, 1976023), (343, 1549709), (823, 645869), (1883, 282289), (2401, 221387), (5761, 92267), (13181, 40327)]