55781607

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 95606784

約数和(自身を除く): 39825177

約数列:

[1, 3, 7, 17, 21, 37, 41, 51, 103, 111, 119, 123, 259, 287, 309, 357, 629, 697, 721, 777, 861, 1517, 1751, 1887, 2091, 2163, 3811, 4223, 4403, 4551, 4879, 5253, 10619, 11433, 12257, 12669, 13209, 14637, 25789, 26677, 29561, 31857, 36771, 64787, 71791, 77367, 80031, 88683, 156251, 180523, 194361, 215373, 453509, 468753, 502537, 541569, 1093757, 1360527, 1507611, 2656267, 3281271, 7968801, 18593869, 55781607]

約数ペア:

[(1, 55781607), (3, 18593869), (7, 7968801), (17, 3281271), (21, 2656267), (37, 1507611), (41, 1360527), (51, 1093757), (103, 541569), (111, 502537), (119, 468753), (123, 453509), (259, 215373), (287, 194361), (309, 180523), (357, 156251), (629, 88683), (697, 80031), (721, 77367), (777, 71791), (861, 64787), (1517, 36771), (1751, 31857), (1887, 29561), (2091, 26677), (2163, 25789), (3811, 14637), (4223, 13209), (4403, 12669), (4551, 12257), (4879, 11433), (5253, 10619)]