78666049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 104822784

約数和(自身を除く): 26156735

約数列:

[1, 7, 11, 23, 43, 77, 161, 253, 301, 473, 989, 1033, 1771, 3311, 6923, 7231, 10879, 11363, 23759, 44419, 76153, 79541, 166313, 261349, 310933, 488609, 1021637, 1829443, 3420263, 7151459, 11238007, 78666049]

約数ペア:

[(1, 78666049), (7, 11238007), (11, 7151459), (23, 3420263), (43, 1829443), (77, 1021637), (161, 488609), (253, 310933), (301, 261349), (473, 166313), (989, 79541), (1033, 76153), (1771, 44419), (3311, 23759), (6923, 11363), (7231, 10879)]