81439218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1831}}^1$

素因数の和:2199

約数の個数: 48

約数和(自身を含む): 202340736

約数和(自身を除く): 120901518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 706, 1059, 1831, 2118, 2471, 3177, 3662, 4942, 5493, 6354, 7413, 10986, 12817, 14826, 16479, 22239, 25634, 32958, 38451, 44478, 76902, 115353, 230706, 646343, 1292686, 1939029, 3878058, 4524401, 5817087, 9048802, 11634174, 13573203, 27146406, 40719609, 81439218]

約数ペア:

[(1, 81439218), (2, 40719609), (3, 27146406), (6, 13573203), (7, 11634174), (9, 9048802), (14, 5817087), (18, 4524401), (21, 3878058), (42, 1939029), (63, 1292686), (126, 646343), (353, 230706), (706, 115353), (1059, 76902), (1831, 44478), (2118, 38451), (2471, 32958), (3177, 25634), (3662, 22239), (4942, 16479), (5493, 14826), (6354, 12817), (7413, 10986)]