2159156745

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1\times {\mathrm{1667}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 3793832640

約数和(自身を除く): 1634675895

約数列:

[1, 3, 5, 9, 15, 45, 107, 269, 321, 535, 807, 963, 1345, 1605, 1667, 2421, 4035, 4815, 5001, 8335, 12105, 15003, 25005, 28783, 75015, 86349, 143915, 178369, 259047, 431745, 448423, 535107, 891845, 1295235, 1345269, 1605321, 2242115, 2675535, 4035807, 6726345, 8026605, 20179035, 47981261, 143943783, 239906305, 431831349, 719718915, 2159156745]

約数ペア:

[(1, 2159156745), (3, 719718915), (5, 431831349), (9, 239906305), (15, 143943783), (45, 47981261), (107, 20179035), (269, 8026605), (321, 6726345), (535, 4035807), (807, 2675535), (963, 2242115), (1345, 1605321), (1605, 1345269), (1667, 1295235), (2421, 891845), (4035, 535107), (4815, 448423), (5001, 431745), (8335, 259047), (12105, 178369), (15003, 143915), (25005, 86349), (28783, 75015)]