25688949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 40569984

約数和(自身を除く): 14881035

約数列:

[1, 3, 11, 13, 33, 39, 143, 233, 257, 429, 699, 771, 2563, 2827, 3029, 3341, 7689, 8481, 9087, 10023, 33319, 36751, 59881, 99957, 110253, 179643, 658691, 778453, 1976073, 2335359, 8562983, 25688949]

約数ペア:

[(1, 25688949), (3, 8562983), (11, 2335359), (13, 1976073), (33, 778453), (39, 658691), (143, 179643), (233, 110253), (257, 99957), (429, 59881), (699, 36751), (771, 33319), (2563, 10023), (2827, 9087), (3029, 8481), (3341, 7689)]