71398690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{649079}}^1$

素因数の和:649097

約数の個数: 16

約数和(自身を含む): 140201280

約数和(自身を除く): 68802590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 649079, 1298158, 3245395, 6490790, 7139869, 14279738, 35699345, 71398690]

約数ペア:

[(1, 71398690), (2, 35699345), (5, 14279738), (10, 7139869), (11, 6490790), (22, 3245395), (55, 1298158), (110, 649079)]