68978536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{18229}}^1$

素因数の和:18289

約数の個数: 32

約数和(自身を含む): 144381600

約数和(自身を除く): 75403064

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 18229, 36458, 72916, 145832, 200519, 401038, 783847, 802076, 1567694, 1604152, 3135388, 6270776, 8622317, 17244634, 34489268, 68978536]

約数ペア:

[(1, 68978536), (2, 34489268), (4, 17244634), (8, 8622317), (11, 6270776), (22, 3135388), (43, 1604152), (44, 1567694), (86, 802076), (88, 783847), (172, 401038), (344, 200519), (473, 145832), (946, 72916), (1892, 36458), (3784, 18229)]