1701231

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 2692224

約数和(自身を除く): 990993

約数列:

[1, 3, 7, 21, 49, 71, 147, 163, 213, 489, 497, 1141, 1491, 3423, 3479, 7987, 10437, 11573, 23961, 34719, 81011, 243033, 567077, 1701231]

約数ペア:

[(1, 1701231), (3, 567077), (7, 243033), (21, 81011), (49, 34719), (71, 23961), (147, 11573), (163, 10437), (213, 7987), (489, 3479), (497, 3423), (1141, 1491)]