81187707

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 109613952

約数和(自身を除く): 28426245

約数列:

[1, 3, 137, 251, 411, 753, 787, 2361, 34387, 103161, 107819, 197537, 323457, 592611, 27062569, 81187707]

約数ペア:

[(1, 81187707), (3, 27062569), (137, 592611), (251, 323457), (411, 197537), (753, 107819), (787, 103161), (2361, 34387)]