66886736

素因数分解:

$2^4\times 7^1\times {\mathrm{599}}^1\times {\mathrm{997}}^1$

素因数の和:1611

約数の個数: 40

約数和(自身を含む): 148502400

約数和(自身を除く): 81615664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 599, 997, 1198, 1994, 2396, 3988, 4193, 4792, 6979, 7976, 8386, 9584, 13958, 15952, 16772, 27916, 33544, 55832, 67088, 111664, 597203, 1194406, 2388812, 4180421, 4777624, 8360842, 9555248, 16721684, 33443368, 66886736]

約数ペア:

[(1, 66886736), (2, 33443368), (4, 16721684), (7, 9555248), (8, 8360842), (14, 4777624), (16, 4180421), (28, 2388812), (56, 1194406), (112, 597203), (599, 111664), (997, 67088), (1198, 55832), (1994, 33544), (2396, 27916), (3988, 16772), (4193, 15952), (4792, 13958), (6979, 9584), (7976, 8386)]