65566865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144103}}^1$

素因数の和:144128

約数の個数: 16

約数和(自身を含む): 96837888

約数和(自身を除く): 31271023

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 144103, 720515, 1008721, 1873339, 5043605, 9366695, 13113373, 65566865]

約数ペア:

[(1, 65566865), (5, 13113373), (7, 9366695), (13, 5043605), (35, 1873339), (65, 1008721), (91, 720515), (455, 144103)]