1218014259

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2609}}^1$

素因数の和:2720

約数の個数: 64

約数和(自身を含む): 2116730880

約数和(自身を除く): 898716621

約数列:

[1, 3, 7, 11, 21, 33, 43, 47, 77, 129, 141, 231, 301, 329, 473, 517, 903, 987, 1419, 1551, 2021, 2609, 3311, 3619, 6063, 7827, 9933, 10857, 14147, 18263, 22231, 28699, 42441, 54789, 66693, 86097, 112187, 122623, 155617, 200893, 336561, 367869, 466851, 602679, 785309, 858361, 1234057, 1348853, 2355927, 2575083, 3702171, 4046559, 5272789, 8638399, 9441971, 15818367, 25915197, 28325913, 36909523, 58000679, 110728569, 174002037, 406004753, 1218014259]

約数ペア:

[(1, 1218014259), (3, 406004753), (7, 174002037), (11, 110728569), (21, 58000679), (33, 36909523), (43, 28325913), (47, 25915197), (77, 15818367), (129, 9441971), (141, 8638399), (231, 5272789), (301, 4046559), (329, 3702171), (473, 2575083), (517, 2355927), (903, 1348853), (987, 1234057), (1419, 858361), (1551, 785309), (2021, 602679), (2609, 466851), (3311, 367869), (3619, 336561), (6063, 200893), (7827, 155617), (9933, 122623), (10857, 112187), (14147, 86097), (18263, 66693), (22231, 54789), (28699, 42441)]