66819802

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{34337}}^1$

素因数の和:34485

約数の個数: 16

約数和(自身を含む): 115375680

約数和(自身を除く): 48555878

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 34337, 68674, 240359, 480718, 4772843, 9545686, 33409901, 66819802]

約数ペア:

[(1, 66819802), (2, 33409901), (7, 9545686), (14, 4772843), (139, 480718), (278, 240359), (973, 68674), (1946, 34337)]