78976282

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 155271168

約数和(自身を除く): 76294886

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 71, 77, 142, 154, 217, 233, 341, 434, 466, 497, 682, 781, 994, 1562, 1631, 2201, 2387, 2563, 3262, 4402, 4774, 5126, 5467, 7223, 10934, 14446, 15407, 16543, 17941, 24211, 30814, 33086, 35882, 48422, 50561, 79453, 101122, 115801, 158906, 169477, 181973, 231602, 338954, 363946, 512833, 556171, 1025666, 1112342, 1273811, 2547622, 3589831, 5641163, 7179662, 11282326, 39488141, 78976282]

約数ペア:

[(1, 78976282), (2, 39488141), (7, 11282326), (11, 7179662), (14, 5641163), (22, 3589831), (31, 2547622), (62, 1273811), (71, 1112342), (77, 1025666), (142, 556171), (154, 512833), (217, 363946), (233, 338954), (341, 231602), (434, 181973), (466, 169477), (497, 158906), (682, 115801), (781, 101122), (994, 79453), (1562, 50561), (1631, 48422), (2201, 35882), (2387, 33086), (2563, 30814), (3262, 24211), (4402, 17941), (4774, 16543), (5126, 15407), (5467, 14446), (7223, 10934)]