277675209

素因数分解:

$3^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1696

約数の個数: 60

約数和(自身を含む): 494045904

約数和(自身を除く): 216370695

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 81, 129, 147, 189, 301, 387, 441, 567, 903, 1161, 1323, 1627, 2107, 2709, 3483, 3969, 4881, 6321, 8127, 11389, 14643, 18963, 24381, 34167, 43929, 56889, 69961, 79723, 102501, 131787, 170667, 209883, 239169, 307503, 489727, 629649, 717507, 922509, 1469181, 1888947, 2152521, 3428089, 4407543, 5666841, 6457563, 10284267, 13222629, 30852801, 39667887, 92558403, 277675209]

約数ペア:

[(1, 277675209), (3, 92558403), (7, 39667887), (9, 30852801), (21, 13222629), (27, 10284267), (43, 6457563), (49, 5666841), (63, 4407543), (81, 3428089), (129, 2152521), (147, 1888947), (189, 1469181), (301, 922509), (387, 717507), (441, 629649), (567, 489727), (903, 307503), (1161, 239169), (1323, 209883), (1627, 170667), (2107, 131787), (2709, 102501), (3483, 79723), (3969, 69961), (4881, 56889), (6321, 43929), (8127, 34167), (11389, 24381), (14643, 18963)]