687550238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 1082162592

約数和(自身を除く): 394612354

約数列:

[1, 2, 41, 53, 82, 106, 281, 562, 563, 1126, 2173, 4346, 11521, 14893, 23042, 23083, 29786, 29839, 46166, 59678, 158203, 316406, 610613, 1221226, 1223399, 2446798, 6486323, 8384759, 12972646, 16769518, 343775119, 687550238]

約数ペア:

[(1, 687550238), (2, 343775119), (41, 16769518), (53, 12972646), (82, 8384759), (106, 6486323), (281, 2446798), (562, 1223399), (563, 1221226), (1126, 610613), (2173, 316406), (4346, 158203), (11521, 59678), (14893, 46166), (23042, 29839), (23083, 29786)]