311366977852

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1\times {\mathrm{126457}}^1$

素因数の和:128386

約数の個数: 48

約数和(自身を含む): 636328562688

約数和(自身を除く): 324961584836

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 1871, 3742, 7484, 13097, 26194, 52388, 87937, 126457, 175874, 252914, 351748, 505828, 615559, 885199, 1231118, 1770398, 2462236, 3540796, 5943479, 11886958, 23773916, 41604353, 83208706, 166417412, 236601047, 473202094, 946404188, 1656207329, 3312414658, 6624829316, 11120249209, 22240498418, 44480996836, 77841744463, 155683488926, 311366977852]

約数ペア:

[(1, 311366977852), (2, 155683488926), (4, 77841744463), (7, 44480996836), (14, 22240498418), (28, 11120249209), (47, 6624829316), (94, 3312414658), (188, 1656207329), (329, 946404188), (658, 473202094), (1316, 236601047), (1871, 166417412), (3742, 83208706), (7484, 41604353), (13097, 23773916), (26194, 11886958), (52388, 5943479), (87937, 3540796), (126457, 2462236), (175874, 1770398), (252914, 1231118), (351748, 885199), (505828, 615559)]