27906406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 20221850

約数列:

[1, 2, 11, 22, 23, 46, 131, 253, 262, 421, 506, 842, 1441, 2882, 3013, 4631, 6026, 9262, 9683, 19366, 33143, 55151, 66286, 106513, 110302, 213026, 606661, 1213322, 1268473, 2536946, 13953203, 27906406]

約数ペア:

[(1, 27906406), (2, 13953203), (11, 2536946), (22, 1268473), (23, 1213322), (46, 606661), (131, 213026), (253, 110302), (262, 106513), (421, 66286), (506, 55151), (842, 33143), (1441, 19366), (2882, 9683), (3013, 9262), (4631, 6026)]