212864104

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{19961}}^1$

素因数の和:20041

約数の個数: 32

約数和(自身を含む): 421597440

約数和(自身を除く): 208733336

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 2666, 5332, 10664, 19961, 39922, 79844, 159688, 618791, 858323, 1237582, 1716646, 2475164, 3433292, 4950328, 6866584, 26608013, 53216026, 106432052, 212864104]

約数ペア:

[(1, 212864104), (2, 106432052), (4, 53216026), (8, 26608013), (31, 6866584), (43, 4950328), (62, 3433292), (86, 2475164), (124, 1716646), (172, 1237582), (248, 858323), (344, 618791), (1333, 159688), (2666, 79844), (5332, 39922), (10664, 19961)]