131217946

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{2237}}^1$

素因数の和:2589

約数の個数: 16

約数和(自身を含む): 199271520

約数和(自身を除く): 68053574

約数列:

[1, 2, 139, 211, 278, 422, 2237, 4474, 29329, 58658, 310943, 472007, 621886, 944014, 65608973, 131217946]

約数ペア:

[(1, 131217946), (2, 65608973), (139, 944014), (211, 621886), (278, 472007), (422, 310943), (2237, 58658), (4474, 29329)]