133977428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 259667856

約数和(自身を除く): 125690428

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 173, 212, 281, 346, 562, 689, 692, 1124, 1378, 2249, 2756, 3653, 4498, 7306, 8996, 9169, 14612, 14893, 18338, 29786, 36676, 48613, 59572, 97226, 119197, 193609, 194452, 238394, 387218, 476788, 631969, 774436, 1263938, 2527876, 2576489, 5152978, 10305956, 33494357, 66988714, 133977428]

約数ペア:

[(1, 133977428), (2, 66988714), (4, 33494357), (13, 10305956), (26, 5152978), (52, 2576489), (53, 2527876), (106, 1263938), (173, 774436), (212, 631969), (281, 476788), (346, 387218), (562, 238394), (689, 194452), (692, 193609), (1124, 119197), (1378, 97226), (2249, 59572), (2756, 48613), (3653, 36676), (4498, 29786), (7306, 18338), (8996, 14893), (9169, 14612)]