128383605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{407567}}^1$

素因数の和:407585

約数の個数: 24

約数和(自身を含む): 254322432

約数和(自身を除く): 125938827

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 407567, 1222701, 2037835, 2852969, 3668103, 6113505, 8558907, 14264845, 18340515, 25676721, 42794535, 128383605]

約数ペア:

[(1, 128383605), (3, 42794535), (5, 25676721), (7, 18340515), (9, 14264845), (15, 8558907), (21, 6113505), (35, 3668103), (45, 2852969), (63, 2037835), (105, 1222701), (315, 407567)]