139795407

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{3181}}^1$

素因数の和:3463

約数の個数: 24

約数和(自身を含む): 213448560

約数和(自身を除く): 73653153

約数列:

[1, 3, 9, 19, 57, 171, 257, 771, 2313, 3181, 4883, 9543, 14649, 28629, 43947, 60439, 181317, 543951, 817517, 2452551, 7357653, 15532823, 46598469, 139795407]

約数ペア:

[(1, 139795407), (3, 46598469), (9, 15532823), (19, 7357653), (57, 2452551), (171, 817517), (257, 543951), (771, 181317), (2313, 60439), (3181, 43947), (4883, 28629), (9543, 14649)]