7678983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 11925760

約数和(自身を除く): 4246777

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 241, 247, 559, 723, 741, 817, 1677, 2451, 3133, 4579, 9399, 10363, 10621, 13737, 31089, 31863, 59527, 134719, 178581, 196897, 404157, 590691, 2559661, 7678983]

約数ペア:

[(1, 7678983), (3, 2559661), (13, 590691), (19, 404157), (39, 196897), (43, 178581), (57, 134719), (129, 59527), (241, 31863), (247, 31089), (559, 13737), (723, 10621), (741, 10363), (817, 9399), (1677, 4579), (2451, 3133)]