15506559

素因数分解:

$3^6\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 28

約数和(自身を含む): 23608800

約数和(自身を除く): 8102241

約数列:

[1, 3, 9, 27, 81, 89, 239, 243, 267, 717, 729, 801, 2151, 2403, 6453, 7209, 19359, 21271, 21627, 58077, 63813, 64881, 174231, 191439, 574317, 1722951, 5168853, 15506559]

約数ペア:

[(1, 15506559), (3, 5168853), (9, 1722951), (27, 574317), (81, 191439), (89, 174231), (239, 64881), (243, 63813), (267, 58077), (717, 21627), (729, 21271), (801, 19359), (2151, 7209), (2403, 6453)]