68765277

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 112285440

約数和(自身を除く): 43520163

約数列:

[1, 3, 7, 21, 37, 47, 49, 111, 141, 147, 259, 269, 329, 777, 807, 987, 1739, 1813, 1883, 2303, 5217, 5439, 5649, 6909, 9953, 12173, 12643, 13181, 29859, 36519, 37929, 39543, 69671, 85211, 88501, 209013, 255633, 265503, 467791, 487697, 619507, 1403373, 1463091, 1858521, 3274537, 9823611, 22921759, 68765277]

約数ペア:

[(1, 68765277), (3, 22921759), (7, 9823611), (21, 3274537), (37, 1858521), (47, 1463091), (49, 1403373), (111, 619507), (141, 487697), (147, 467791), (259, 265503), (269, 255633), (329, 209013), (777, 88501), (807, 85211), (987, 69671), (1739, 39543), (1813, 37929), (1883, 36519), (2303, 29859), (5217, 13181), (5439, 12643), (5649, 12173), (6909, 9953)]