321191404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{18379}}^1$

素因数の和:18657

約数の個数: 24

約数和(自身を含む): 597497040

約数和(自身を除く): 276305636

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 4369, 8738, 17476, 18379, 36758, 73516, 312443, 624886, 1249772, 4723403, 9446806, 18893612, 80297851, 160595702, 321191404]

約数ペア:

[(1, 321191404), (2, 160595702), (4, 80297851), (17, 18893612), (34, 9446806), (68, 4723403), (257, 1249772), (514, 624886), (1028, 312443), (4369, 73516), (8738, 36758), (17476, 18379)]