81006142

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{41627}}^1$

素因数の和:41775

約数の個数: 16

約数和(自身を含む): 139870080

約数和(自身を除く): 58863938

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 41627, 83254, 291389, 582778, 5786153, 11572306, 40503071, 81006142]

約数ペア:

[(1, 81006142), (2, 40503071), (7, 11572306), (14, 5786153), (139, 582778), (278, 291389), (973, 83254), (1946, 41627)]