5138973

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 8868288

約数和(自身を除く): 3729315

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 271, 301, 387, 441, 813, 903, 1897, 2107, 2439, 2709, 5691, 6321, 11653, 13279, 17073, 18963, 34959, 39837, 81571, 104877, 119511, 244713, 570997, 734139, 1712991, 5138973]

約数ペア:

[(1, 5138973), (3, 1712991), (7, 734139), (9, 570997), (21, 244713), (43, 119511), (49, 104877), (63, 81571), (129, 39837), (147, 34959), (271, 18963), (301, 17073), (387, 13279), (441, 11653), (813, 6321), (903, 5691), (1897, 2709), (2107, 2439)]