249535531

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{2927}}^1$

素因数の和:3594

約数の個数: 16

約数和(自身を含む): 300764160

約数和(自身を除く): 51228629

約数列:

[1, 7, 19, 133, 641, 2927, 4487, 12179, 20489, 55613, 85253, 389291, 1876207, 13133449, 35647933, 249535531]

約数ペア:

[(1, 249535531), (7, 35647933), (19, 13133449), (133, 1876207), (641, 389291), (2927, 85253), (4487, 55613), (12179, 20489)]