278184243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{126851}}^1$

素因数の和:126914

約数の個数: 16

約数和(自身を含む): 401867136

約数和(自身を除く): 123682893

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 126851, 380553, 2156467, 5454593, 6469401, 16363779, 92728081, 278184243]

約数ペア:

[(1, 278184243), (3, 92728081), (17, 16363779), (43, 6469401), (51, 5454593), (129, 2156467), (731, 380553), (2193, 126851)]