68737851

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4937}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 129415104

約数和(自身を除く): 60677253

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 4937, 13923, 14811, 34559, 44433, 64181, 83929, 103677, 192543, 251787, 311031, 449267, 577629, 587503, 755361, 1091077, 1347801, 1762509, 3273231, 4043403, 5287527, 7637539, 9819693, 22912617, 68737851]

約数ペア:

[(1, 68737851), (3, 22912617), (7, 9819693), (9, 7637539), (13, 5287527), (17, 4043403), (21, 3273231), (39, 1762509), (51, 1347801), (63, 1091077), (91, 755361), (117, 587503), (119, 577629), (153, 449267), (221, 311031), (273, 251787), (357, 192543), (663, 103677), (819, 83929), (1071, 64181), (1547, 44433), (1989, 34559), (4641, 14811), (4937, 13923)]