245115143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{141767}}^1$

素因数の和:141806

約数の個数: 16

約数和(自身を含む): 317560320

約数和(自身を除く): 72445177

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 141767, 992369, 1842971, 2693573, 12900797, 18855011, 35016449, 245115143]

約数ペア:

[(1, 245115143), (7, 35016449), (13, 18855011), (19, 12900797), (91, 2693573), (133, 1842971), (247, 992369), (1729, 141767)]