42864542

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{22027}}^1$

素因数の和:22175

約数の個数: 16

約数和(自身を含む): 74014080

約数和(自身を除く): 31149538

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 22027, 44054, 154189, 308378, 3061753, 6123506, 21432271, 42864542]

約数ペア:

[(1, 42864542), (2, 21432271), (7, 6123506), (14, 3061753), (139, 308378), (278, 154189), (973, 44054), (1946, 22027)]