248818689

素因数分解:

$3^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4153}}^1$

素因数の和:4486

約数の個数: 32

約数和(自身を含む): 422711040

約数和(自身を除く): 173892351

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 317, 951, 2219, 2853, 4153, 6657, 8559, 12459, 19971, 29071, 37377, 59913, 87213, 112131, 261639, 784917, 1316501, 3949503, 9215507, 11848509, 27646521, 35545527, 82939563, 248818689]

約数ペア:

[(1, 248818689), (3, 82939563), (7, 35545527), (9, 27646521), (21, 11848509), (27, 9215507), (63, 3949503), (189, 1316501), (317, 784917), (951, 261639), (2219, 112131), (2853, 87213), (4153, 59913), (6657, 37377), (8559, 29071), (12459, 19971)]