213338.0000000

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 8805888

約数和(自身を除く): 2272907

約数列:

[1, 7, 13, 17, 41, 91, 103, 119, 221, 287, 533, 697, 721, 1339, 1547, 1751, 3731, 4223, 4879, 9061, 9373, 12257, 22763, 29561, 54899, 63427, 71791, 159341, 384293, 502537, 933283, 6532981]

約数ペア:

[(1, 6532981), (7, 933283), (13, 502537), (17, 384293), (41, 159341), (91, 71791), (103, 63427), (119, 54899), (221, 29561), (287, 22763), (533, 12257), (697, 9373), (721, 9061), (1339, 4879), (1547, 4223), (1751, 3731)]