81998442

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{111109}}^1$

素因数の和:111158

約数の個数: 24

約数和(自身を含む): 181998180

約数和(自身を除く): 99999738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 111109, 222218, 333327, 666654, 999981, 1999962, 4555469, 9110938, 13666407, 27332814, 40999221, 81998442]

約数ペア:

[(1, 81998442), (2, 40999221), (3, 27332814), (6, 13666407), (9, 9110938), (18, 4555469), (41, 1999962), (82, 999981), (123, 666654), (246, 333327), (369, 222218), (738, 111109)]