408839409

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{242923}}^1$

素因数の和:242957

約数の個数: 24

約数和(自身を含む): 682130592

約数和(自身を除く): 273291183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 242923, 728769, 2186307, 2672153, 4129691, 8016459, 12389073, 24049377, 37167219, 45426601, 136279803, 408839409]

約数ペア:

[(1, 408839409), (3, 136279803), (9, 45426601), (11, 37167219), (17, 24049377), (33, 12389073), (51, 8016459), (99, 4129691), (153, 2672153), (187, 2186307), (561, 728769), (1683, 242923)]