207823816

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 413614080

約数和(自身を除く): 205790264

約数列:

[1, 2, 4, 8, 43, 67, 71, 86, 127, 134, 142, 172, 254, 268, 284, 344, 508, 536, 568, 1016, 2881, 3053, 4757, 5461, 5762, 6106, 8509, 9017, 9514, 10922, 11524, 12212, 17018, 18034, 19028, 21844, 23048, 24424, 34036, 36068, 38056, 43688, 68072, 72136, 204551, 365887, 387731, 409102, 604139, 731774, 775462, 818204, 1208278, 1463548, 1550924, 1636408, 2416556, 2927096, 3101848, 4833112, 25977977, 51955954, 103911908, 207823816]

約数ペア:

[(1, 207823816), (2, 103911908), (4, 51955954), (8, 25977977), (43, 4833112), (67, 3101848), (71, 2927096), (86, 2416556), (127, 1636408), (134, 1550924), (142, 1463548), (172, 1208278), (254, 818204), (268, 775462), (284, 731774), (344, 604139), (508, 409102), (536, 387731), (568, 365887), (1016, 204551), (2881, 72136), (3053, 68072), (4757, 43688), (5461, 38056), (5762, 36068), (6106, 34036), (8509, 24424), (9017, 23048), (9514, 21844), (10922, 19028), (11524, 18034), (12212, 17018)]