286021953

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{238949}}^1$

素因数の和:238981

約数の個数: 24

約数和(自身を含む): 497016000

約数和(自身を除く): 210994047

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 238949, 716847, 1672643, 2150541, 4540031, 5017929, 13620093, 15053787, 31780217, 40860279, 95340651, 286021953]

約数ペア:

[(1, 286021953), (3, 95340651), (7, 40860279), (9, 31780217), (19, 15053787), (21, 13620093), (57, 5017929), (63, 4540031), (133, 2150541), (171, 1672643), (399, 716847), (1197, 238949)]