15721522713

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{14930221}}^1$

素因数の和:14930246

約数の個数: 20

約数和(自身を含む): 25291796068

約数和(自身を除く): 9570273355

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 14930221, 44790663, 134371989, 194092873, 403115967, 582278619, 1209347901, 1746835857, 5240507571, 15721522713]

約数ペア:

[(1, 15721522713), (3, 5240507571), (9, 1746835857), (13, 1209347901), (27, 582278619), (39, 403115967), (81, 194092873), (117, 134371989), (351, 44790663), (1053, 14930221)]