122783128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 252640080

約数和(自身を除く): 129856952

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 263, 268, 526, 536, 871, 1052, 1742, 2104, 3419, 3484, 4489, 6838, 6968, 8978, 13676, 17621, 17956, 27352, 35242, 35912, 58357, 70484, 116714, 140968, 229073, 233428, 458146, 466856, 916292, 1180607, 1832584, 2361214, 4722428, 9444856, 15347891, 30695782, 61391564, 122783128]

約数ペア:

[(1, 122783128), (2, 61391564), (4, 30695782), (8, 15347891), (13, 9444856), (26, 4722428), (52, 2361214), (67, 1832584), (104, 1180607), (134, 916292), (263, 466856), (268, 458146), (526, 233428), (536, 229073), (871, 140968), (1052, 116714), (1742, 70484), (2104, 58357), (3419, 35912), (3484, 35242), (4489, 27352), (6838, 17956), (6968, 17621), (8978, 13676)]