138220041

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 210677760

約数和(自身を除く): 72457719

約数列:

[1, 3, 19, 23, 31, 57, 69, 93, 179, 361, 437, 537, 589, 713, 1083, 1311, 1767, 2139, 3401, 4117, 5549, 8303, 10203, 11191, 12351, 13547, 16647, 24909, 33573, 40641, 64619, 78223, 105431, 127627, 193857, 234669, 257393, 316293, 382881, 772179, 1486237, 2003189, 2424913, 4458711, 6009567, 7274739, 46073347, 138220041]

約数ペア:

[(1, 138220041), (3, 46073347), (19, 7274739), (23, 6009567), (31, 4458711), (57, 2424913), (69, 2003189), (93, 1486237), (179, 772179), (361, 382881), (437, 316293), (537, 257393), (589, 234669), (713, 193857), (1083, 127627), (1311, 105431), (1767, 78223), (2139, 64619), (3401, 40641), (4117, 33573), (5549, 24909), (8303, 16647), (10203, 13547), (11191, 12351)]