81638262

素因数分解:

$2^1\times 3^2\times {\mathrm{829}}^1\times {\mathrm{5471}}^1$

素因数の和:6308

約数の個数: 24

約数和(自身を含む): 177128640

約数和(自身を除く): 95490378

約数列:

[1, 2, 3, 6, 9, 18, 829, 1658, 2487, 4974, 5471, 7461, 10942, 14922, 16413, 32826, 49239, 98478, 4535459, 9070918, 13606377, 27212754, 40819131, 81638262]

約数ペア:

[(1, 81638262), (2, 40819131), (3, 27212754), (6, 13606377), (9, 9070918), (18, 4535459), (829, 98478), (1658, 49239), (2487, 32826), (4974, 16413), (5471, 14922), (7461, 10942)]