56728511

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 70917120

約数和(自身を除く): 14188609

約数列:

[1, 7, 23, 37, 89, 107, 161, 259, 623, 749, 851, 2047, 2461, 3293, 3959, 5957, 9523, 14329, 17227, 23051, 27713, 66661, 75739, 91057, 219029, 352351, 530173, 637399, 1533203, 2466457, 8104073, 56728511]

約数ペア:

[(1, 56728511), (7, 8104073), (23, 2466457), (37, 1533203), (89, 637399), (107, 530173), (161, 352351), (259, 219029), (623, 91057), (749, 75739), (851, 66661), (2047, 27713), (2461, 23051), (3293, 17227), (3959, 14329), (5957, 9523)]