90861890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1298027}}^1$

素因数の和:1298041

約数の個数: 16

約数和(自身を含む): 186916032

約数和(自身を除く): 96054142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1298027, 2596054, 6490135, 9086189, 12980270, 18172378, 45430945, 90861890]

約数ペア:

[(1, 90861890), (2, 45430945), (5, 18172378), (7, 12980270), (10, 9086189), (14, 6490135), (35, 2596054), (70, 1298027)]