257246941

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{50273}}^1$

素因数の和:50340

約数の個数: 16

約数和(自身を含む): 318536064

約数和(自身を除く): 61289123

約数列:

[1, 7, 17, 43, 119, 301, 731, 5117, 50273, 351911, 854641, 2161739, 5982487, 15132173, 36749563, 257246941]

約数ペア:

[(1, 257246941), (7, 36749563), (17, 15132173), (43, 5982487), (119, 2161739), (301, 854641), (731, 351911), (5117, 50273)]