291238407

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{11003}}^1$

素因数の和:11199

約数の個数: 24

約数和(自身を含む): 448038864

約数和(自身を除く): 156800457

約数列:

[1, 3, 9, 17, 51, 153, 173, 519, 1557, 2941, 8823, 11003, 26469, 33009, 99027, 187051, 561153, 1683459, 1903519, 5710557, 17131671, 32359823, 97079469, 291238407]

約数ペア:

[(1, 291238407), (3, 97079469), (9, 32359823), (17, 17131671), (51, 5710557), (153, 1903519), (173, 1683459), (519, 561153), (1557, 187051), (2941, 99027), (8823, 33009), (11003, 26469)]