56638351

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31981}}^1$

素因数の和:32022

約数の個数: 16

約数和(自身を含む): 73686528

約数和(自身を除く): 17048177

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 31981, 223867, 351791, 735563, 2462537, 5148941, 8091193, 56638351]

約数ペア:

[(1, 56638351), (7, 8091193), (11, 5148941), (23, 2462537), (77, 735563), (161, 351791), (253, 223867), (1771, 31981)]