205040706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1667

約数の個数: 64

約数和(自身を含む): 472542336

約数和(自身を除く): 267501630

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 101, 102, 202, 221, 303, 442, 606, 663, 1313, 1326, 1531, 1717, 2626, 3062, 3434, 3939, 4593, 5151, 7878, 9186, 10302, 19903, 22321, 26027, 39806, 44642, 52054, 59709, 66963, 78081, 119418, 133926, 154631, 156162, 309262, 338351, 463893, 676702, 927786, 1015053, 2010203, 2030106, 2628727, 4020406, 5257454, 6030609, 7886181, 12061218, 15772362, 34173451, 68346902, 102520353, 205040706]

約数ペア:

[(1, 205040706), (2, 102520353), (3, 68346902), (6, 34173451), (13, 15772362), (17, 12061218), (26, 7886181), (34, 6030609), (39, 5257454), (51, 4020406), (78, 2628727), (101, 2030106), (102, 2010203), (202, 1015053), (221, 927786), (303, 676702), (442, 463893), (606, 338351), (663, 309262), (1313, 156162), (1326, 154631), (1531, 133926), (1717, 119418), (2626, 78081), (3062, 66963), (3434, 59709), (3939, 52054), (4593, 44642), (5151, 39806), (7878, 26027), (9186, 22321), (10302, 19903)]