279988071

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{16411}}^1$

素因数の和:16483

約数の個数: 24

約数和(自身を含む): 419096832

約数和(自身を除く): 139108761

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1551, 5687, 16411, 17061, 49233, 180521, 541563, 771317, 1985731, 2313951, 5957193, 8484487, 25453461, 93329357, 279988071]

約数ペア:

[(1, 279988071), (3, 93329357), (11, 25453461), (33, 8484487), (47, 5957193), (121, 2313951), (141, 1985731), (363, 771317), (517, 541563), (1551, 180521), (5687, 49233), (16411, 17061)]