27980409

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1$

素因数の和:2240

約数の個数: 16

約数和(自身を含む): 38586240

約数和(自身を除く): 10605831

約数列:

[1, 3, 41, 109, 123, 327, 2087, 4469, 6261, 13407, 85567, 227483, 256701, 682449, 9326803, 27980409]

約数ペア:

[(1, 27980409), (3, 9326803), (41, 682449), (109, 256701), (123, 227483), (327, 85567), (2087, 13407), (4469, 6261)]