57788857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 72230400

約数和(自身を除く): 14441543

約数列:

[1, 7, 23, 37, 89, 109, 161, 259, 623, 763, 851, 2047, 2507, 3293, 4033, 5957, 9701, 14329, 17549, 23051, 28231, 67907, 75739, 92759, 223123, 358937, 530173, 649313, 1561861, 2512559, 8255551, 57788857]

約数ペア:

[(1, 57788857), (7, 8255551), (23, 2512559), (37, 1561861), (89, 649313), (109, 530173), (161, 358937), (259, 223123), (623, 92759), (763, 75739), (851, 67907), (2047, 28231), (2507, 23051), (3293, 17549), (4033, 14329), (5957, 9701)]