1398067678

素因数分解:

$2^1\times 7^1\times {\mathrm{2851}}^1\times {\mathrm{35027}}^1$

素因数の和:37887

約数の個数: 16

約数和(自身を含む): 2397596544

約数和(自身を除く): 999528866

約数列:

[1, 2, 7, 14, 2851, 5702, 19957, 35027, 39914, 70054, 245189, 490378, 99861977, 199723954, 699033839, 1398067678]

約数ペア:

[(1, 1398067678), (2, 699033839), (7, 199723954), (14, 99861977), (2851, 490378), (5702, 245189), (19957, 70054), (35027, 39914)]