12389378687

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{42703}}^1$

素因数の和:42939

約数の個数: 24

約数和(自身を含む): 14955282432

約数和(自身を除く): 2565903745

約数列:

[1, 7, 31, 49, 191, 217, 1337, 1519, 5921, 9359, 41447, 42703, 290129, 298921, 1323793, 2092447, 8156273, 9266551, 57093911, 64865857, 252844463, 399657377, 1769911241, 12389378687]

約数ペア:

[(1, 12389378687), (7, 1769911241), (31, 399657377), (49, 252844463), (191, 64865857), (217, 57093911), (1337, 9266551), (1519, 8156273), (5921, 2092447), (9359, 1323793), (41447, 298921), (42703, 290129)]