71286131

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 88602624

約数和(自身を除く): 17316493

約数列:

[1, 7, 23, 43, 49, 161, 301, 989, 1127, 1471, 2107, 6923, 10297, 33833, 48461, 63253, 72079, 236831, 442771, 1454819, 1657817, 3099397, 10183733, 71286131]

約数ペア:

[(1, 71286131), (7, 10183733), (23, 3099397), (43, 1657817), (49, 1454819), (161, 442771), (301, 236831), (989, 72079), (1127, 63253), (1471, 48461), (2107, 33833), (6923, 10297)]