218139201

素因数分解:

$3^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{5839}}^1$

素因数の和:6445

約数の個数: 24

約数和(自身を含む): 360771840

約数和(自身を除く): 142632639

約数列:

[1, 3, 7, 9, 21, 63, 593, 1779, 4151, 5337, 5839, 12453, 17517, 37359, 40873, 52551, 122619, 367857, 3462527, 10387581, 24237689, 31162743, 72713067, 218139201]

約数ペア:

[(1, 218139201), (3, 72713067), (7, 31162743), (9, 24237689), (21, 10387581), (63, 3462527), (593, 367857), (1779, 122619), (4151, 52551), (5337, 40873), (5839, 37359), (12453, 17517)]