988180479

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{85313}}^1$

素因数の和:85349

約数の個数: 40

約数和(自身を含む): 1734262992

約数和(自身を除く): 746082513

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 11583, 85313, 255939, 767817, 938443, 1109069, 2303451, 2815329, 3327207, 6910353, 8445987, 9981621, 12199759, 25337961, 29944863, 36599277, 76013883, 89834589, 109797831, 329393493, 988180479]

約数ペア:

[(1, 988180479), (3, 329393493), (9, 109797831), (11, 89834589), (13, 76013883), (27, 36599277), (33, 29944863), (39, 25337961), (81, 12199759), (99, 9981621), (117, 8445987), (143, 6910353), (297, 3327207), (351, 2815329), (429, 2303451), (891, 1109069), (1053, 938443), (1287, 767817), (3861, 255939), (11583, 85313)]