126991191

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{1231}}^1$

素因数の和:1622

約数の個数: 16

約数和(自身を含む): 171376128

約数和(自身を除く): 44384937

約数列:

[1, 3, 137, 251, 411, 753, 1231, 3693, 34387, 103161, 168647, 308981, 505941, 926943, 42330397, 126991191]

約数ペア:

[(1, 126991191), (3, 42330397), (137, 926943), (251, 505941), (411, 308981), (753, 168647), (1231, 103161), (3693, 34387)]