127890203

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{9403}}^1$

素因数の和:9506

約数の個数: 16

約数和(自身を含む): 153473280

約数和(自身を除く): 25583077

約数列:

[1, 7, 29, 67, 203, 469, 1943, 9403, 13601, 65821, 272687, 630001, 1908809, 4410007, 18270029, 127890203]

約数ペア:

[(1, 127890203), (7, 18270029), (29, 4410007), (67, 1908809), (203, 630001), (469, 272687), (1943, 65821), (9403, 13601)]