31325859

素因数分解:

$3^6\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:558

約数の個数: 28

約数和(自身を含む): 47558616

約数和(自身を除く): 16232757

約数列:

[1, 3, 9, 27, 81, 97, 243, 291, 443, 729, 873, 1329, 2619, 3987, 7857, 11961, 23571, 35883, 42971, 70713, 107649, 128913, 322947, 386739, 1160217, 3480651, 10441953, 31325859]

約数ペア:

[(1, 31325859), (3, 10441953), (9, 3480651), (27, 1160217), (81, 386739), (97, 322947), (243, 128913), (291, 107649), (443, 70713), (729, 42971), (873, 35883), (1329, 23571), (2619, 11961), (3987, 7857)]