78231538

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2399

約数の個数: 48

約数和(自身を含む): 153785088

約数和(自身を除く): 75553550

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 154, 217, 341, 434, 539, 682, 1078, 1519, 2341, 2387, 3038, 4682, 4774, 16387, 16709, 25751, 32774, 33418, 51502, 72571, 114709, 145142, 180257, 229418, 360514, 507997, 798281, 1015994, 1261799, 1596562, 2523598, 3555979, 5587967, 7111958, 11175934, 39115769, 78231538]

約数ペア:

[(1, 78231538), (2, 39115769), (7, 11175934), (11, 7111958), (14, 5587967), (22, 3555979), (31, 2523598), (49, 1596562), (62, 1261799), (77, 1015994), (98, 798281), (154, 507997), (217, 360514), (341, 229418), (434, 180257), (539, 145142), (682, 114709), (1078, 72571), (1519, 51502), (2341, 33418), (2387, 32774), (3038, 25751), (4682, 16709), (4774, 16387)]