217950664

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{87041}}^1$

素因数の和:87360

約数の個数: 16

約数和(自身を含む): 409967820

約数和(自身を除く): 192017156

約数列:

[1, 2, 4, 8, 313, 626, 1252, 2504, 87041, 174082, 348164, 696328, 27243833, 54487666, 108975332, 217950664]

約数ペア:

[(1, 217950664), (2, 108975332), (4, 54487666), (8, 27243833), (313, 696328), (626, 348164), (1252, 174082), (2504, 87041)]