257079446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{46861}}^1$

素因数の和:47087

約数の個数: 16

約数和(自身を含む): 417259248

約数和(自身を除く): 160179802

約数列:

[1, 2, 13, 26, 211, 422, 2743, 5486, 46861, 93722, 609193, 1218386, 9887671, 19775342, 128539723, 257079446]

約数ペア:

[(1, 257079446), (2, 128539723), (13, 19775342), (26, 9887671), (211, 1218386), (422, 609193), (2743, 93722), (5486, 46861)]