126991345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 180169920

約数和(自身を除く): 53178575

約数列:

[1, 5, 13, 19, 31, 65, 95, 107, 155, 247, 403, 535, 589, 961, 1235, 1391, 2015, 2033, 2945, 3317, 4805, 6955, 7657, 10165, 12493, 16585, 18259, 26429, 38285, 43121, 62465, 63023, 91295, 102827, 132145, 215605, 237367, 315115, 514135, 819299, 1186835, 1336751, 1953713, 4096495, 6683755, 9768565, 25398269, 126991345]

約数ペア:

[(1, 126991345), (5, 25398269), (13, 9768565), (19, 6683755), (31, 4096495), (65, 1953713), (95, 1336751), (107, 1186835), (155, 819299), (247, 514135), (403, 315115), (535, 237367), (589, 215605), (961, 132145), (1235, 102827), (1391, 91295), (2015, 63023), (2033, 62465), (2945, 43121), (3317, 38285), (4805, 26429), (6955, 18259), (7657, 16585), (10165, 12493)]