499491

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 798720

約数和(自身を除く): 299229

約数列:

[1, 3, 9, 19, 23, 57, 69, 127, 171, 207, 381, 437, 1143, 1311, 2413, 2921, 3933, 7239, 8763, 21717, 26289, 55499, 166497, 499491]

約数ペア:

[(1, 499491), (3, 166497), (9, 55499), (19, 26289), (23, 21717), (57, 8763), (69, 7239), (127, 3933), (171, 2921), (207, 2413), (381, 1311), (437, 1143)]