89877697

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 114802688

約数和(自身を除く): 24924991

約数列:

[1, 7, 13, 43, 91, 103, 223, 301, 559, 721, 1339, 1561, 2899, 3913, 4429, 9373, 9589, 20293, 22969, 31003, 57577, 67123, 124657, 160783, 298597, 403039, 872599, 987667, 2090179, 6913669, 12839671, 89877697]

約数ペア:

[(1, 89877697), (7, 12839671), (13, 6913669), (43, 2090179), (91, 987667), (103, 872599), (223, 403039), (301, 298597), (559, 160783), (721, 124657), (1339, 67123), (1561, 57577), (2899, 31003), (3913, 22969), (4429, 20293), (9373, 9589)]