291252249

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{4243}}^1$

素因数の和:4541

約数の個数: 24

約数和(自身を含む): 436962240

約数和(自身を除く): 145709991

約数列:

[1, 3, 9, 29, 87, 261, 263, 789, 2367, 4243, 7627, 12729, 22881, 38187, 68643, 123047, 369141, 1107423, 1115909, 3347727, 10043181, 32361361, 97084083, 291252249]

約数ペア:

[(1, 291252249), (3, 97084083), (9, 32361361), (29, 10043181), (87, 3347727), (261, 1115909), (263, 1107423), (789, 369141), (2367, 123047), (4243, 68643), (7627, 38187), (12729, 22881)]