217735128

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{25847}}^1$

素因数の和:25878

約数の個数: 80

約数和(自身を含む): 656797680

約数和(自身を除く): 439062552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 25847, 51694, 77541, 103388, 155082, 206776, 232623, 310164, 336011, 465246, 620328, 672022, 697869, 930492, 1008033, 1344044, 1395738, 1860984, 2016066, 2093607, 2688088, 2791476, 3024099, 4032132, 4187214, 5582952, 6048198, 8064264, 8374428, 9072297, 12096396, 16748856, 18144594, 24192792, 27216891, 36289188, 54433782, 72578376, 108867564, 217735128]

約数ペア:

[(1, 217735128), (2, 108867564), (3, 72578376), (4, 54433782), (6, 36289188), (8, 27216891), (9, 24192792), (12, 18144594), (13, 16748856), (18, 12096396), (24, 9072297), (26, 8374428), (27, 8064264), (36, 6048198), (39, 5582952), (52, 4187214), (54, 4032132), (72, 3024099), (78, 2791476), (81, 2688088), (104, 2093607), (108, 2016066), (117, 1860984), (156, 1395738), (162, 1344044), (216, 1008033), (234, 930492), (312, 697869), (324, 672022), (351, 620328), (468, 465246), (648, 336011), (702, 310164), (936, 232623), (1053, 206776), (1404, 155082), (2106, 103388), (2808, 77541), (4212, 51694), (8424, 25847)]