272080893

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21997}}^1$

素因数の和:22057

約数の個数: 32

約数和(自身を含む): 450519040

約数和(自身を除く): 178438147

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 21997, 65991, 153979, 417943, 461937, 681907, 1253829, 2045721, 2925601, 4773349, 8776803, 12956233, 14320047, 38868699, 90693631, 272080893]

約数ペア:

[(1, 272080893), (3, 90693631), (7, 38868699), (19, 14320047), (21, 12956233), (31, 8776803), (57, 4773349), (93, 2925601), (133, 2045721), (217, 1253829), (399, 681907), (589, 461937), (651, 417943), (1767, 153979), (4123, 65991), (12369, 21997)]