285661838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1233

約数の個数: 64

約数和(自身を含む): 562360320

約数和(自身を除く): 276698482

約数列:

[1, 2, 7, 11, 14, 22, 31, 53, 62, 77, 106, 154, 217, 341, 371, 434, 583, 682, 742, 1129, 1166, 1643, 2258, 2387, 3286, 4081, 4774, 7903, 8162, 11501, 12419, 15806, 18073, 23002, 24838, 34999, 36146, 59837, 69998, 86933, 119674, 126511, 173866, 244993, 253022, 384989, 418859, 489986, 658207, 769978, 837718, 1316414, 1854947, 2694923, 3709894, 4607449, 5389846, 9214898, 12984629, 20404417, 25969258, 40808834, 142830919, 285661838]

約数ペア:

[(1, 285661838), (2, 142830919), (7, 40808834), (11, 25969258), (14, 20404417), (22, 12984629), (31, 9214898), (53, 5389846), (62, 4607449), (77, 3709894), (106, 2694923), (154, 1854947), (217, 1316414), (341, 837718), (371, 769978), (434, 658207), (583, 489986), (682, 418859), (742, 384989), (1129, 253022), (1166, 244993), (1643, 173866), (2258, 126511), (2387, 119674), (3286, 86933), (4081, 69998), (4774, 59837), (7903, 36146), (8162, 34999), (11501, 24838), (12419, 23002), (15806, 18073)]