129121198

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{1229}}^1$

素因数の和:1763

約数の個数: 16

約数和(自身を含む): 195806160

約数和(自身を除く): 66684962

約数列:

[1, 2, 131, 262, 401, 802, 1229, 2458, 52531, 105062, 160999, 321998, 492829, 985658, 64560599, 129121198]

約数ペア:

[(1, 129121198), (2, 64560599), (131, 985658), (262, 492829), (401, 321998), (802, 160999), (1229, 105062), (2458, 52531)]