87806446

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 170311680

約数和(自身を除く): 82505234

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 79, 91, 158, 182, 197, 217, 394, 403, 434, 553, 806, 1027, 1106, 1379, 2054, 2449, 2561, 2758, 2821, 4898, 5122, 5642, 6107, 7189, 12214, 14378, 15563, 17143, 17927, 31126, 31837, 34286, 35854, 42749, 63674, 79391, 85498, 108941, 158782, 202319, 217882, 222859, 404638, 445718, 482453, 555737, 964906, 1111474, 1416233, 2832466, 3377171, 6271889, 6754342, 12543778, 43903223, 87806446]

約数ペア:

[(1, 87806446), (2, 43903223), (7, 12543778), (13, 6754342), (14, 6271889), (26, 3377171), (31, 2832466), (62, 1416233), (79, 1111474), (91, 964906), (158, 555737), (182, 482453), (197, 445718), (217, 404638), (394, 222859), (403, 217882), (434, 202319), (553, 158782), (806, 108941), (1027, 85498), (1106, 79391), (1379, 63674), (2054, 42749), (2449, 35854), (2561, 34286), (2758, 31837), (2821, 31126), (4898, 17927), (5122, 17143), (5642, 15563), (6107, 14378), (7189, 12214)]