71987246

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{7823}}^1$

素因数の和:7975

約数の個数: 16

約数和(自身を含む): 111538944

約数和(自身を除く): 39551698

約数列:

[1, 2, 43, 86, 107, 214, 4601, 7823, 9202, 15646, 336389, 672778, 837061, 1674122, 35993623, 71987246]

約数ペア:

[(1, 71987246), (2, 35993623), (43, 1674122), (86, 837061), (107, 672778), (214, 336389), (4601, 15646), (7823, 9202)]