245647549

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{1373}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 286231680

約数和(自身を除く): 40584131

約数列:

[1, 7, 61, 419, 427, 1373, 2933, 9611, 25559, 83753, 178913, 575287, 586271, 4027009, 35092507, 245647549]

約数ペア:

[(1, 245647549), (7, 35092507), (61, 4027009), (419, 586271), (427, 575287), (1373, 178913), (2933, 83753), (9611, 25559)]