66549208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{409}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 139703400

約数和(自身を除く): 73154192

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 409, 473, 818, 946, 1636, 1849, 1892, 3272, 3698, 3784, 4499, 7396, 8998, 14792, 17587, 17996, 20339, 35174, 35992, 40678, 70348, 81356, 140696, 162712, 193457, 386914, 756241, 773828, 1512482, 1547656, 3024964, 6049928, 8318651, 16637302, 33274604, 66549208]

約数ペア:

[(1, 66549208), (2, 33274604), (4, 16637302), (8, 8318651), (11, 6049928), (22, 3024964), (43, 1547656), (44, 1512482), (86, 773828), (88, 756241), (172, 386914), (344, 193457), (409, 162712), (473, 140696), (818, 81356), (946, 70348), (1636, 40678), (1849, 35992), (1892, 35174), (3272, 20339), (3698, 17996), (3784, 17587), (4499, 14792), (7396, 8998)]