71574286

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{21391}}^1$

素因数の和:21639

約数の個数: 16

約数和(自身を含む): 123217920

約数和(自身を除く): 51643634

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 21391, 42782, 149737, 299474, 5112449, 10224898, 35787143, 71574286]

約数ペア:

[(1, 71574286), (2, 35787143), (7, 10224898), (14, 5112449), (239, 299474), (478, 149737), (1673, 42782), (3346, 21391)]