12897881143

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{5501}}^1\times {\mathrm{14563}}^1$

素因数の和:20094

約数の個数: 16

約数和(自身を含む): 15385176576

約数和(自身を除く): 2487295433

約数列:

[1, 7, 23, 161, 5501, 14563, 38507, 101941, 126523, 334949, 885661, 2344643, 80111063, 560777441, 1842554449, 12897881143]

約数ペア:

[(1, 12897881143), (7, 1842554449), (23, 560777441), (161, 80111063), (5501, 2344643), (14563, 885661), (38507, 334949), (101941, 126523)]