80759187

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 127961856

約数和(自身を除く): 47202669

約数列:

[1, 3, 9, 23, 27, 67, 69, 81, 201, 207, 603, 621, 647, 1541, 1809, 1863, 1941, 4623, 5427, 5823, 13869, 14881, 17469, 41607, 43349, 44643, 52407, 124821, 130047, 133929, 390141, 401787, 997027, 1170423, 1205361, 2991081, 3511269, 8973243, 26919729, 80759187]

約数ペア:

[(1, 80759187), (3, 26919729), (9, 8973243), (23, 3511269), (27, 2991081), (67, 1205361), (69, 1170423), (81, 997027), (201, 401787), (207, 390141), (603, 133929), (621, 130047), (647, 124821), (1541, 52407), (1809, 44643), (1863, 43349), (1941, 41607), (4623, 17469), (5427, 14881), (5823, 13869)]