2908787

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 3693600

約数和(自身を除く): 784813

約数列:

[1, 7, 23, 29, 49, 89, 161, 203, 623, 667, 1127, 1421, 2047, 2581, 4361, 4669, 14329, 18067, 32683, 59363, 100303, 126469, 415541, 2908787]

約数ペア:

[(1, 2908787), (7, 415541), (23, 126469), (29, 100303), (49, 59363), (89, 32683), (161, 18067), (203, 14329), (623, 4669), (667, 4361), (1127, 2581), (1421, 2047)]