12886863

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 19100928

約数和(自身を除く): 6214065

約数列:

[1, 3, 11, 33, 121, 131, 271, 363, 393, 813, 1441, 2981, 4323, 8943, 15851, 32791, 35501, 47553, 98373, 106503, 390511, 1171533, 4295621, 12886863]

約数ペア:

[(1, 12886863), (3, 4295621), (11, 1171533), (33, 390511), (121, 106503), (131, 98373), (271, 47553), (363, 35501), (393, 32791), (813, 15851), (1441, 8943), (2981, 4323)]