209718341

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1373

約数の個数: 24

約数和(自身を含む): 257880000

約数和(自身を除く): 48161659

約数列:

[1, 7, 17, 83, 119, 289, 581, 1249, 1411, 2023, 8743, 9877, 21233, 23987, 103667, 148631, 167909, 360961, 725669, 1762339, 2526727, 12336373, 29959763, 209718341]

約数ペア:

[(1, 209718341), (7, 29959763), (17, 12336373), (83, 2526727), (119, 1762339), (289, 725669), (581, 360961), (1249, 167909), (1411, 148631), (2023, 103667), (8743, 23987), (9877, 21233)]