685655474

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{1423}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 1189871616

約数和(自身を除く): 504216142

約数列:

[1, 2, 7, 14, 127, 254, 271, 542, 889, 1423, 1778, 1897, 2846, 3794, 9961, 19922, 34417, 68834, 180721, 240919, 361442, 385633, 481838, 771266, 1265047, 2530094, 2699431, 5398862, 48975391, 97950782, 342827737, 685655474]

約数ペア:

[(1, 685655474), (2, 342827737), (7, 97950782), (14, 48975391), (127, 5398862), (254, 2699431), (271, 2530094), (542, 1265047), (889, 771266), (1423, 481838), (1778, 385633), (1897, 361442), (2846, 240919), (3794, 180721), (9961, 68834), (19922, 34417)]