549978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 1294272

約数和(自身を除く): 744294

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 641, 858, 1282, 1923, 3846, 7051, 8333, 14102, 16666, 21153, 24999, 42306, 49998, 91663, 183326, 274989, 549978]

約数ペア:

[(1, 549978), (2, 274989), (3, 183326), (6, 91663), (11, 49998), (13, 42306), (22, 24999), (26, 21153), (33, 16666), (39, 14102), (66, 8333), (78, 7051), (143, 3846), (286, 1923), (429, 1282), (641, 858)]