128872389

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{1861}}^1$

素因数の和:2468

約数の個数: 16

約数和(自身を含む): 176428224

約数和(自身を除く): 47555835

約数列:

[1, 3, 41, 123, 563, 1689, 1861, 5583, 23083, 69249, 76301, 228903, 1047743, 3143229, 42957463, 128872389]

約数ペア:

[(1, 128872389), (3, 42957463), (41, 3143229), (123, 1047743), (563, 228903), (1689, 76301), (1861, 69249), (5583, 23083)]