81617748

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{400087}}^1$

素因数の和:400111

約数の個数: 24

約数和(自身を含む): 201644352

約数和(自身を除く): 120026604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 400087, 800174, 1200261, 1600348, 2400522, 4801044, 6801479, 13602958, 20404437, 27205916, 40808874, 81617748]

約数ペア:

[(1, 81617748), (2, 40808874), (3, 27205916), (4, 20404437), (6, 13602958), (12, 6801479), (17, 4801044), (34, 2400522), (51, 1600348), (68, 1200261), (102, 800174), (204, 400087)]