68477948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 150226944

約数和(自身を除く): 81748996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 223, 308, 446, 892, 997, 1561, 1994, 2453, 3122, 3988, 4906, 6244, 6979, 9812, 10967, 13958, 17171, 21934, 27916, 34342, 43868, 68684, 76769, 153538, 222331, 307076, 444662, 889324, 1556317, 2445641, 3112634, 4891282, 6225268, 9782564, 17119487, 34238974, 68477948]

約数ペア:

[(1, 68477948), (2, 34238974), (4, 17119487), (7, 9782564), (11, 6225268), (14, 4891282), (22, 3112634), (28, 2445641), (44, 1556317), (77, 889324), (154, 444662), (223, 307076), (308, 222331), (446, 153538), (892, 76769), (997, 68684), (1561, 43868), (1994, 34342), (2453, 27916), (3122, 21934), (3988, 17171), (4906, 13958), (6244, 10967), (6979, 9812)]