217883242

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1\times {\mathrm{991}}^1$

素因数の和:1725

約数の個数: 16

約数和(自身を含む): 329336064

約数和(自身を除く): 111452822

約数列:

[1, 2, 211, 422, 521, 991, 1042, 1982, 109931, 209101, 219862, 418202, 516311, 1032622, 108941621, 217883242]

約数ペア:

[(1, 217883242), (2, 108941621), (211, 1032622), (422, 516311), (521, 418202), (991, 219862), (1042, 209101), (1982, 109931)]