2078771709

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{9619}}^1$

素因数の和:9921

約数の個数: 32

約数和(自身を含む): 3258178560

約数和(自身を除く): 1179406851

約数列:

[1, 3, 7, 21, 41, 123, 251, 287, 753, 861, 1757, 5271, 9619, 10291, 28857, 30873, 67333, 72037, 201999, 216111, 394379, 1183137, 2414369, 2760653, 7243107, 8281959, 16900583, 50701749, 98989129, 296967387, 692923903, 2078771709]

約数ペア:

[(1, 2078771709), (3, 692923903), (7, 296967387), (21, 98989129), (41, 50701749), (123, 16900583), (251, 8281959), (287, 7243107), (753, 2760653), (861, 2414369), (1757, 1183137), (5271, 394379), (9619, 216111), (10291, 201999), (28857, 72037), (30873, 67333)]