31317027

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 48908736

約数和(自身を除く): 17591709

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 1307, 3423, 3921, 7987, 9149, 23961, 27447, 64043, 192129, 213041, 639123, 1491287, 4473861, 10439009, 31317027]

約数ペア:

[(1, 31317027), (3, 10439009), (7, 4473861), (21, 1491287), (49, 639123), (147, 213041), (163, 192129), (489, 64043), (1141, 27447), (1307, 23961), (3423, 9149), (3921, 7987)]