139550908

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 286239744

約数和(自身を除く): 146688836

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 271, 347, 371, 542, 694, 742, 1084, 1388, 1484, 1897, 2429, 3794, 4858, 7588, 9716, 14363, 18391, 28726, 36782, 57452, 73564, 94037, 100541, 128737, 188074, 201082, 257474, 376148, 402164, 514948, 658259, 1316518, 2633036, 4983961, 9967922, 19935844, 34887727, 69775454, 139550908]

約数ペア:

[(1, 139550908), (2, 69775454), (4, 34887727), (7, 19935844), (14, 9967922), (28, 4983961), (53, 2633036), (106, 1316518), (212, 658259), (271, 514948), (347, 402164), (371, 376148), (542, 257474), (694, 201082), (742, 188074), (1084, 128737), (1388, 100541), (1484, 94037), (1897, 73564), (2429, 57452), (3794, 36782), (4858, 28726), (7588, 18391), (9716, 14363)]