78264249

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2687}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 127303680

約数和(自身を除く): 49039431

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 2687, 4161, 8061, 9709, 18809, 29127, 51053, 56427, 153159, 196151, 357371, 588453, 1072113, 1373057, 3726869, 4119171, 11180607, 26088083, 78264249]

約数ペア:

[(1, 78264249), (3, 26088083), (7, 11180607), (19, 4119171), (21, 3726869), (57, 1373057), (73, 1072113), (133, 588453), (219, 357371), (399, 196151), (511, 153159), (1387, 56427), (1533, 51053), (2687, 29127), (4161, 18809), (8061, 9709)]