1787128

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 2234792

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 97, 98, 188, 194, 196, 329, 376, 388, 392, 658, 679, 776, 1316, 1358, 2303, 2632, 2716, 4559, 4606, 4753, 5432, 9118, 9212, 9506, 18236, 18424, 19012, 31913, 36472, 38024, 63826, 127652, 223391, 255304, 446782, 893564, 1787128]

約数ペア:

[(1, 1787128), (2, 893564), (4, 446782), (7, 255304), (8, 223391), (14, 127652), (28, 63826), (47, 38024), (49, 36472), (56, 31913), (94, 19012), (97, 18424), (98, 18236), (188, 9506), (194, 9212), (196, 9118), (329, 5432), (376, 4753), (388, 4606), (392, 4559), (658, 2716), (679, 2632), (776, 2303), (1316, 1358)]