1277771912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 2541196800

約数和(自身を除く): 1263424888

約数列:

[1, 2, 4, 8, 37, 53, 74, 79, 106, 148, 158, 212, 296, 316, 424, 632, 1031, 1961, 2062, 2923, 3922, 4124, 4187, 5846, 7844, 8248, 8374, 11692, 15688, 16748, 23384, 33496, 38147, 54643, 76294, 81449, 109286, 152588, 154919, 162898, 218572, 305176, 309838, 325796, 437144, 619676, 651592, 1239352, 2021791, 3013613, 4043582, 4316797, 6027226, 8087164, 8633594, 12054452, 16174328, 17267188, 24108904, 34534376, 159721489, 319442978, 638885956, 1277771912]

約数ペア:

[(1, 1277771912), (2, 638885956), (4, 319442978), (8, 159721489), (37, 34534376), (53, 24108904), (74, 17267188), (79, 16174328), (106, 12054452), (148, 8633594), (158, 8087164), (212, 6027226), (296, 4316797), (316, 4043582), (424, 3013613), (632, 2021791), (1031, 1239352), (1961, 651592), (2062, 619676), (2923, 437144), (3922, 325796), (4124, 309838), (4187, 305176), (5846, 218572), (7844, 162898), (8248, 154919), (8374, 152588), (11692, 109286), (15688, 81449), (16748, 76294), (23384, 54643), (33496, 38147)]