40897414

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1395

約数の個数: 16

約数和(自身を含む): 62314560

約数和(自身を除く): 21417146

約数列:

[1, 2, 131, 139, 262, 278, 1123, 2246, 18209, 36418, 147113, 156097, 294226, 312194, 20448707, 40897414]

約数ペア:

[(1, 40897414), (2, 20448707), (131, 312194), (139, 294226), (262, 156097), (278, 147113), (1123, 36418), (2246, 18209)]