311305496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{3571}}^1$

素因数の和:4235

約数の個数: 32

約数和(自身を含む): 619170480

約数和(自身を除く): 307864984

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 641, 1282, 2564, 3571, 5128, 7142, 10897, 14284, 21794, 28568, 43588, 60707, 87176, 121414, 242828, 485656, 2289011, 4578022, 9156044, 18312088, 38913187, 77826374, 155652748, 311305496]

約数ペア:

[(1, 311305496), (2, 155652748), (4, 77826374), (8, 38913187), (17, 18312088), (34, 9156044), (68, 4578022), (136, 2289011), (641, 485656), (1282, 242828), (2564, 121414), (3571, 87176), (5128, 60707), (7142, 43588), (10897, 28568), (14284, 21794)]