291268964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9623}}^1$

素因数の和:9704

約数の個数: 48

約数和(自身を含む): 620863488

約数和(自身を除く): 329594524

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 1081, 1316, 2162, 4324, 7567, 9623, 15134, 19246, 30268, 38492, 67361, 134722, 221329, 269444, 442658, 452281, 885316, 904562, 1549303, 1809124, 3098606, 3165967, 6197212, 6331934, 10402463, 12663868, 20804926, 41609852, 72817241, 145634482, 291268964]

約数ペア:

[(1, 291268964), (2, 145634482), (4, 72817241), (7, 41609852), (14, 20804926), (23, 12663868), (28, 10402463), (46, 6331934), (47, 6197212), (92, 3165967), (94, 3098606), (161, 1809124), (188, 1549303), (322, 904562), (329, 885316), (644, 452281), (658, 442658), (1081, 269444), (1316, 221329), (2162, 134722), (4324, 67361), (7567, 38492), (9623, 30268), (15134, 19246)]