81054057

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6553}}^1$

素因数の和:6613

約数の個数: 32

約数和(自身を含む): 134225920

約数和(自身を除く): 53171863

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 6553, 12369, 19659, 45871, 124507, 137613, 203143, 373521, 609429, 871549, 1422001, 2614647, 3859717, 4266003, 11579151, 27018019, 81054057]

約数ペア:

[(1, 81054057), (3, 27018019), (7, 11579151), (19, 4266003), (21, 3859717), (31, 2614647), (57, 1422001), (93, 871549), (133, 609429), (217, 373521), (399, 203143), (589, 137613), (651, 124507), (1767, 45871), (4123, 19659), (6553, 12369)]