820804593

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{3931}}^1$

素因数の和:4165

約数の個数: 32

約数和(自身を含む): 1279378432

約数和(自身を除く): 458573839

約数列:

[1, 3, 7, 21, 61, 163, 183, 427, 489, 1141, 1281, 3423, 3931, 9943, 11793, 27517, 29829, 69601, 82551, 208803, 239791, 640753, 719373, 1678537, 1922259, 4485271, 5035611, 13455813, 39085933, 117257799, 273601531, 820804593]

約数ペア:

[(1, 820804593), (3, 273601531), (7, 117257799), (21, 39085933), (61, 13455813), (163, 5035611), (183, 4485271), (427, 1922259), (489, 1678537), (1141, 719373), (1281, 640753), (3423, 239791), (3931, 208803), (9943, 82551), (11793, 69601), (27517, 29829)]