66402728

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{25229}}^1$

素因数の和:25289

約数の個数: 32

約数和(自身を含む): 145324800

約数和(自身を除く): 78922072

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 25229, 50458, 100916, 176603, 201832, 353206, 706412, 1185763, 1412824, 2371526, 4743052, 8300341, 9486104, 16600682, 33201364, 66402728]

約数ペア:

[(1, 66402728), (2, 33201364), (4, 16600682), (7, 9486104), (8, 8300341), (14, 4743052), (28, 2371526), (47, 1412824), (56, 1185763), (94, 706412), (188, 353206), (329, 201832), (376, 176603), (658, 100916), (1316, 50458), (2632, 25229)]