27981242

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1951}}^1$

素因数の和:2125

約数の個数: 16

約数和(自身を含む): 43006464

約数和(自身を除く): 15025222

約数列:

[1, 2, 71, 101, 142, 202, 1951, 3902, 7171, 14342, 138521, 197051, 277042, 394102, 13990621, 27981242]

約数ペア:

[(1, 27981242), (2, 13990621), (71, 394102), (101, 277042), (142, 197051), (202, 138521), (1951, 14342), (3902, 7171)]