667047822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{7993}}^1$

素因数の和:9992

約数の個数: 32

約数和(自身を含む): 1525638912

約数和(自身を除く): 858591090

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1987, 3974, 5961, 7993, 11922, 13909, 15986, 23979, 27818, 41727, 47958, 55951, 83454, 111902, 167853, 335706, 15882091, 31764182, 47646273, 95292546, 111174637, 222349274, 333523911, 667047822]

約数ペア:

[(1, 667047822), (2, 333523911), (3, 222349274), (6, 111174637), (7, 95292546), (14, 47646273), (21, 31764182), (42, 15882091), (1987, 335706), (3974, 167853), (5961, 111902), (7993, 83454), (11922, 55951), (13909, 47958), (15986, 41727), (23979, 27818)]