208573673

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 273162240

約数和(自身を除く): 64588567

約数列:

[1, 7, 11, 31, 59, 77, 217, 341, 413, 649, 1481, 1829, 2387, 4543, 10367, 12803, 16291, 20119, 45911, 87379, 114037, 140833, 321377, 505021, 611653, 961169, 2708749, 3535147, 6728183, 18961243, 29796239, 208573673]

約数ペア:

[(1, 208573673), (7, 29796239), (11, 18961243), (31, 6728183), (59, 3535147), (77, 2708749), (217, 961169), (341, 611653), (413, 505021), (649, 321377), (1481, 140833), (1829, 114037), (2387, 87379), (4543, 45911), (10367, 20119), (12803, 16291)]