288189

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 471744

約数和(自身を除く): 183555

約数列:

[1, 3, 9, 11, 33, 41, 71, 99, 123, 213, 369, 451, 639, 781, 1353, 2343, 2911, 4059, 7029, 8733, 26199, 32021, 96063, 288189]

約数ペア:

[(1, 288189), (3, 96063), (9, 32021), (11, 26199), (33, 8733), (41, 7029), (71, 4059), (99, 2911), (123, 2343), (213, 1353), (369, 781), (451, 639)]