812889

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 64

約数和(自身を含む): 1658880

約数和(自身を除く): 845991

約数列:

[1, 3, 7, 9, 11, 17, 21, 23, 27, 33, 51, 63, 69, 77, 99, 119, 153, 161, 187, 189, 207, 231, 253, 297, 357, 391, 459, 483, 561, 621, 693, 759, 1071, 1173, 1309, 1449, 1683, 1771, 2079, 2277, 2737, 3213, 3519, 3927, 4301, 4347, 5049, 5313, 6831, 8211, 10557, 11781, 12903, 15939, 24633, 30107, 35343, 38709, 47817, 73899, 90321, 116127, 270963, 812889]

約数ペア:

[(1, 812889), (3, 270963), (7, 116127), (9, 90321), (11, 73899), (17, 47817), (21, 38709), (23, 35343), (27, 30107), (33, 24633), (51, 15939), (63, 12903), (69, 11781), (77, 10557), (99, 8211), (119, 6831), (153, 5313), (161, 5049), (187, 4347), (189, 4301), (207, 3927), (231, 3519), (253, 3213), (297, 2737), (357, 2277), (391, 2079), (459, 1771), (483, 1683), (561, 1449), (621, 1309), (693, 1173), (759, 1071)]