885778887

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1\times {\mathrm{1289}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 1384035840

約数和(自身を除く): 498256953

約数列:

[1, 3, 7, 21, 43, 129, 301, 761, 903, 1289, 2283, 3867, 5327, 9023, 15981, 27069, 32723, 55427, 98169, 166281, 229061, 387989, 687183, 980929, 1163967, 2942787, 6866503, 20599509, 42179947, 126539841, 295259629, 885778887]

約数ペア:

[(1, 885778887), (3, 295259629), (7, 126539841), (21, 42179947), (43, 20599509), (129, 6866503), (301, 2942787), (761, 1163967), (903, 980929), (1289, 687183), (2283, 387989), (3867, 229061), (5327, 166281), (9023, 98169), (15981, 55427), (27069, 32723)]