638045942373

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{159791}}^1$

素因数の和:160415

約数の個数: 64

約数和(自身を含む): 1111436451840

約数和(自身を除く): 473390509467

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 571, 777, 999, 1713, 2331, 3997, 5139, 6993, 11991, 15417, 21127, 35973, 63381, 107919, 147889, 159791, 190143, 443667, 479373, 570429, 1118537, 1331001, 1438119, 3355611, 3993003, 4314357, 5912267, 10066833, 17736801, 30200499, 41385869, 53210403, 91240661, 124157607, 159631209, 273721983, 372472821, 638684627, 821165949, 1117418463, 1916053881, 2463497847, 3375904457, 5748161643, 10127713371, 17244484929, 23631331199, 30383140113, 70893993597, 91149420339, 212681980791, 638045942373]

約数ペア:

[(1, 638045942373), (3, 212681980791), (7, 91149420339), (9, 70893993597), (21, 30383140113), (27, 23631331199), (37, 17244484929), (63, 10127713371), (111, 5748161643), (189, 3375904457), (259, 2463497847), (333, 1916053881), (571, 1117418463), (777, 821165949), (999, 638684627), (1713, 372472821), (2331, 273721983), (3997, 159631209), (5139, 124157607), (6993, 91240661), (11991, 53210403), (15417, 41385869), (21127, 30200499), (35973, 17736801), (63381, 10066833), (107919, 5912267), (147889, 4314357), (159791, 3993003), (190143, 3355611), (443667, 1438119), (479373, 1331001), (570429, 1118537)]