890403003

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{33893}}^1$

素因数の和:34048

約数の個数: 32

約数和(自身を含む): 1518451200

約数和(自身を除く): 628048197

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3753, 8757, 26271, 33893, 101679, 237251, 305037, 711753, 915111, 2135259, 4711127, 6405777, 14133381, 32977889, 42400143, 98933667, 127200429, 296801001, 890403003]

約数ペア:

[(1, 890403003), (3, 296801001), (7, 127200429), (9, 98933667), (21, 42400143), (27, 32977889), (63, 14133381), (139, 6405777), (189, 4711127), (417, 2135259), (973, 915111), (1251, 711753), (2919, 305037), (3753, 237251), (8757, 101679), (26271, 33893)]