18129123

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 28753920

約数和(自身を除く): 10624797

約数列:

[1, 3, 9, 17, 27, 51, 127, 153, 311, 381, 459, 933, 1143, 2159, 2799, 3429, 5287, 6477, 8397, 15861, 19431, 39497, 47583, 58293, 118491, 142749, 355473, 671449, 1066419, 2014347, 6043041, 18129123]

約数ペア:

[(1, 18129123), (3, 6043041), (9, 2014347), (17, 1066419), (27, 671449), (51, 355473), (127, 142749), (153, 118491), (311, 58293), (381, 47583), (459, 39497), (933, 19431), (1143, 15861), (2159, 8397), (2799, 6477), (3429, 5287)]