491117039

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{1709}}^1$

素因数の和:2450

約数の個数: 16

約数和(自身を含む): 571659840

約数和(自身を除く): 80542801

約数列:

[1, 7, 61, 427, 673, 1709, 4711, 11963, 41053, 104249, 287371, 729743, 1150157, 8051099, 70159577, 491117039]

約数ペア:

[(1, 491117039), (7, 70159577), (61, 8051099), (427, 1150157), (673, 729743), (1709, 287371), (4711, 104249), (11963, 41053)]