81245924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4649}}^1$

素因数の和:4927

約数の個数: 24

約数和(自身を含む): 151162200

約数和(自身を除く): 69916276

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 4369, 4649, 8738, 9298, 17476, 18596, 79033, 158066, 316132, 1194793, 2389586, 4779172, 20311481, 40622962, 81245924]

約数ペア:

[(1, 81245924), (2, 40622962), (4, 20311481), (17, 4779172), (34, 2389586), (68, 1194793), (257, 316132), (514, 158066), (1028, 79033), (4369, 18596), (4649, 17476), (8738, 9298)]