398999202

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 998830080

約数和(自身を除く): 599830878

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 62, 93, 114, 127, 133, 186, 217, 254, 266, 381, 399, 434, 589, 651, 762, 798, 889, 1178, 1302, 1767, 1778, 2413, 2667, 3534, 3937, 4123, 4826, 5334, 7239, 7874, 8246, 11811, 12369, 14478, 16129, 16891, 23622, 24738, 27559, 32258, 33782, 48387, 50673, 55118, 74803, 82677, 96774, 101346, 112903, 149606, 165354, 224409, 225806, 306451, 338709, 448818, 499999, 523621, 612902, 677418, 919353, 999998, 1047242, 1499997, 1570863, 1838706, 2145157, 2999994, 3141726, 3499993, 4290314, 6435471, 6999986, 9499981, 10499979, 12870942, 18999962, 20999958, 28499943, 56999886, 66499867, 132999734, 199499601, 398999202]

約数ペア:

[(1, 398999202), (2, 199499601), (3, 132999734), (6, 66499867), (7, 56999886), (14, 28499943), (19, 20999958), (21, 18999962), (31, 12870942), (38, 10499979), (42, 9499981), (57, 6999986), (62, 6435471), (93, 4290314), (114, 3499993), (127, 3141726), (133, 2999994), (186, 2145157), (217, 1838706), (254, 1570863), (266, 1499997), (381, 1047242), (399, 999998), (434, 919353), (589, 677418), (651, 612902), (762, 523621), (798, 499999), (889, 448818), (1178, 338709), (1302, 306451), (1767, 225806), (1778, 224409), (2413, 165354), (2667, 149606), (3534, 112903), (3937, 101346), (4123, 96774), (4826, 82677), (5334, 74803), (7239, 55118), (7874, 50673), (8246, 48387), (11811, 33782), (12369, 32258), (14478, 27559), (16129, 24738), (16891, 23622)]