39777885

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{1559}}^1$

素因数の和:1589

約数の個数: 56

約数和(自身を含む): 81843840

約数和(自身を除く): 42065955

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 729, 945, 1215, 1559, 1701, 2835, 3645, 4677, 5103, 7795, 8505, 10913, 14031, 23385, 25515, 32739, 42093, 54565, 70155, 98217, 126279, 163695, 210465, 294651, 378837, 491085, 631395, 883953, 1136511, 1473255, 1894185, 2651859, 4419765, 5682555, 7955577, 13259295, 39777885]

約数ペア:

[(1, 39777885), (3, 13259295), (5, 7955577), (7, 5682555), (9, 4419765), (15, 2651859), (21, 1894185), (27, 1473255), (35, 1136511), (45, 883953), (63, 631395), (81, 491085), (105, 378837), (135, 294651), (189, 210465), (243, 163695), (315, 126279), (405, 98217), (567, 70155), (729, 54565), (945, 42093), (1215, 32739), (1559, 25515), (1701, 23385), (2835, 14031), (3645, 10913), (4677, 8505), (5103, 7795)]