66171281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 80256000

約数和(自身を除く): 14084719

約数列:

[1, 11, 19, 37, 43, 199, 209, 407, 473, 703, 817, 1591, 2189, 3781, 7363, 7733, 8557, 8987, 17501, 30229, 41591, 80993, 94127, 139897, 162583, 316609, 332519, 1538867, 1788413, 3482699, 6015571, 66171281]

約数ペア:

[(1, 66171281), (11, 6015571), (19, 3482699), (37, 1788413), (43, 1538867), (199, 332519), (209, 316609), (407, 162583), (473, 139897), (703, 94127), (817, 80993), (1591, 41591), (2189, 30229), (3781, 17501), (7363, 8987), (7733, 8557)]