31085847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5653}}^1$

素因数の和:5719

約数の個数: 24

約数和(自身を含む): 49393344

約数和(自身を除く): 18307497

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 5653, 16959, 50877, 73489, 220467, 265691, 661401, 797073, 2391219, 3453983, 10361949, 31085847]

約数ペア:

[(1, 31085847), (3, 10361949), (9, 3453983), (13, 2391219), (39, 797073), (47, 661401), (117, 265691), (141, 220467), (423, 73489), (611, 50877), (1833, 16959), (5499, 5653)]