217785664

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{3541}}^1$

素因数の和:3615

約数の個数: 42

約数和(自身を含む): 446685162

約数和(自身を除く): 228899498

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3541, 3844, 7082, 7688, 14164, 15376, 28328, 30752, 56656, 61504, 109771, 113312, 219542, 226624, 439084, 878168, 1756336, 3402901, 3512672, 6805802, 7025344, 13611604, 27223208, 54446416, 108892832, 217785664]

約数ペア:

[(1, 217785664), (2, 108892832), (4, 54446416), (8, 27223208), (16, 13611604), (31, 7025344), (32, 6805802), (62, 3512672), (64, 3402901), (124, 1756336), (248, 878168), (496, 439084), (961, 226624), (992, 219542), (1922, 113312), (1984, 109771), (3541, 61504), (3844, 56656), (7082, 30752), (7688, 28328), (14164, 15376)]