31127607

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6959}}^1$

素因数の和:7043

約数の個数: 24

約数和(自身を含む): 52116480

約数和(自身を除く): 20988873

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6959, 20877, 48713, 62631, 146139, 438417, 494089, 1482267, 3458623, 4446801, 10375869, 31127607]

約数ペア:

[(1, 31127607), (3, 10375869), (7, 4446801), (9, 3458623), (21, 1482267), (63, 494089), (71, 438417), (213, 146139), (497, 62631), (639, 48713), (1491, 20877), (4473, 6959)]