199688335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1019}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 299635200

約数和(自身を除く): 99946865

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 509, 1019, 2545, 3563, 5095, 5599, 7133, 11209, 17815, 27995, 35665, 39193, 56045, 78463, 195965, 392315, 518671, 2593355, 3630697, 5705381, 18153485, 28526905, 39937667, 199688335]

約数ペア:

[(1, 199688335), (5, 39937667), (7, 28526905), (11, 18153485), (35, 5705381), (55, 3630697), (77, 2593355), (385, 518671), (509, 392315), (1019, 195965), (2545, 78463), (3563, 56045), (5095, 39193), (5599, 35665), (7133, 27995), (11209, 17815)]