55684269

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7573}}^1$

素因数の和:7641

約数の個数: 24

約数和(自身を含む): 86646560

約数和(自身を除く): 30962291

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 7573, 22719, 68157, 143887, 325639, 431661, 976917, 1294983, 2930751, 6187141, 18561423, 55684269]

約数ペア:

[(1, 55684269), (3, 18561423), (9, 6187141), (19, 2930751), (43, 1294983), (57, 976917), (129, 431661), (171, 325639), (387, 143887), (817, 68157), (2451, 22719), (7353, 7573)]