7250280129

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{30971}}^1$

素因数の和:31070

約数の個数: 36

約数和(自身を含む): 11330177040

約数和(自身を除く): 4079896911

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 1369, 2109, 4107, 6327, 12321, 26011, 30971, 78033, 92913, 234099, 278739, 588449, 1145927, 1765347, 3437781, 5296041, 10313343, 21772613, 42399299, 65317839, 127197897, 195953517, 381593691, 805586681, 2416760043, 7250280129]

約数ペア:

[(1, 7250280129), (3, 2416760043), (9, 805586681), (19, 381593691), (37, 195953517), (57, 127197897), (111, 65317839), (171, 42399299), (333, 21772613), (703, 10313343), (1369, 5296041), (2109, 3437781), (4107, 1765347), (6327, 1145927), (12321, 588449), (26011, 278739), (30971, 234099), (78033, 92913)]