39932991

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 72843264

約数和(自身を除く): 32910273

約数列:

[1, 3, 7, 9, 21, 23, 31, 49, 63, 69, 93, 127, 147, 161, 207, 217, 279, 381, 441, 483, 651, 713, 889, 1127, 1143, 1449, 1519, 1953, 2139, 2667, 2921, 3381, 3937, 4557, 4991, 6223, 6417, 8001, 8763, 10143, 11811, 13671, 14973, 18669, 20447, 26289, 27559, 34937, 35433, 44919, 56007, 61341, 82677, 90551, 104811, 143129, 184023, 192913, 248031, 271653, 314433, 429387, 578739, 633857, 814959, 1288161, 1736217, 1901571, 4436999, 5704713, 13310997, 39932991]

約数ペア:

[(1, 39932991), (3, 13310997), (7, 5704713), (9, 4436999), (21, 1901571), (23, 1736217), (31, 1288161), (49, 814959), (63, 633857), (69, 578739), (93, 429387), (127, 314433), (147, 271653), (161, 248031), (207, 192913), (217, 184023), (279, 143129), (381, 104811), (441, 90551), (483, 82677), (651, 61341), (713, 56007), (889, 44919), (1127, 35433), (1143, 34937), (1449, 27559), (1519, 26289), (1953, 20447), (2139, 18669), (2667, 14973), (2921, 13671), (3381, 11811), (3937, 10143), (4557, 8763), (4991, 8001), (6223, 6417)]