9689690

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6971}}^1$

素因数の和:7117

約数の個数: 16

約数和(自身を含む): 17569440

約数和(自身を除く): 7879750

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 6971, 13942, 34855, 69710, 968969, 1937938, 4844845, 9689690]

約数ペア:

[(1, 9689690), (2, 4844845), (5, 1937938), (10, 968969), (139, 69710), (278, 34855), (695, 13942), (1390, 6971)]