81849726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15107}}^1$

素因数の和:15165

約数の個数: 48

約数和(自身を含む): 207402624

約数和(自身を除く): 125552898

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 5418, 15107, 30214, 45321, 90642, 105749, 135963, 211498, 271926, 317247, 634494, 649601, 951741, 1299202, 1903482, 1948803, 3897606, 4547207, 5846409, 9094414, 11692818, 13641621, 27283242, 40924863, 81849726]

約数ペア:

[(1, 81849726), (2, 40924863), (3, 27283242), (6, 13641621), (7, 11692818), (9, 9094414), (14, 5846409), (18, 4547207), (21, 3897606), (42, 1948803), (43, 1903482), (63, 1299202), (86, 951741), (126, 649601), (129, 634494), (258, 317247), (301, 271926), (387, 211498), (602, 135963), (774, 105749), (903, 90642), (1806, 45321), (2709, 30214), (5418, 15107)]