521253838

素因数分解:

$2^1\times 7^1\times {\mathrm{3413}}^1\times {\mathrm{10909}}^1$

素因数の和:14331

約数の個数: 16

約数和(自身を含む): 893921760

約数和(自身を除く): 372667922

約数列:

[1, 2, 7, 14, 3413, 6826, 10909, 21818, 23891, 47782, 76363, 152726, 37232417, 74464834, 260626919, 521253838]

約数ペア:

[(1, 521253838), (2, 260626919), (7, 74464834), (14, 37232417), (3413, 152726), (6826, 76363), (10909, 47782), (21818, 23891)]