85131711

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28751}}^1$

素因数の和:28811

約数の個数: 24

約数和(自身を含む): 143529984

約数和(自身を除く): 58398273

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 28751, 86253, 201257, 258759, 603771, 1351297, 1811313, 4053891, 9459079, 12161673, 28377237, 85131711]

約数ペア:

[(1, 85131711), (3, 28377237), (7, 12161673), (9, 9459079), (21, 4053891), (47, 1811313), (63, 1351297), (141, 603771), (329, 258759), (423, 201257), (987, 86253), (2961, 28751)]