1274914755

素因数分解:

$3^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{4729}}^1$

素因数の和:6740

約数の個数: 32

約数和(自身を含む): 2268129600

約数和(自身を除く): 993214845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1997, 4729, 5991, 9985, 14187, 17973, 23645, 29955, 42561, 53919, 70935, 89865, 127683, 212805, 269595, 638415, 9443813, 28331439, 47219065, 84994317, 141657195, 254982951, 424971585, 1274914755]

約数ペア:

[(1, 1274914755), (3, 424971585), (5, 254982951), (9, 141657195), (15, 84994317), (27, 47219065), (45, 28331439), (135, 9443813), (1997, 638415), (4729, 269595), (5991, 212805), (9985, 127683), (14187, 89865), (17973, 70935), (23645, 53919), (29955, 42561)]