13265973

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 23063040

約数和(自身を除く): 9797067

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 83, 129, 177, 249, 301, 387, 413, 531, 581, 747, 903, 1239, 1743, 2537, 2709, 3569, 3717, 4897, 5229, 7611, 10707, 14691, 17759, 22833, 24983, 32121, 34279, 44073, 53277, 74949, 102837, 159831, 210571, 224847, 308511, 631713, 1473997, 1895139, 4421991, 13265973]

約数ペア:

[(1, 13265973), (3, 4421991), (7, 1895139), (9, 1473997), (21, 631713), (43, 308511), (59, 224847), (63, 210571), (83, 159831), (129, 102837), (177, 74949), (249, 53277), (301, 44073), (387, 34279), (413, 32121), (531, 24983), (581, 22833), (747, 17759), (903, 14691), (1239, 10707), (1743, 7611), (2537, 5229), (2709, 4897), (3569, 3717)]