127915839

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1907}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 191982960

約数和(自身を除く): 64067121

約数列:

[1, 3, 9, 29, 87, 257, 261, 771, 1907, 2313, 5721, 7453, 17163, 22359, 55303, 67077, 165909, 490099, 497727, 1470297, 4410891, 14212871, 42638613, 127915839]

約数ペア:

[(1, 127915839), (3, 42638613), (9, 14212871), (29, 4410891), (87, 1470297), (257, 497727), (261, 490099), (771, 165909), (1907, 67077), (2313, 55303), (5721, 22359), (7453, 17163)]