15421953

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 20931840

約数和(自身を除く): 5509887

約数列:

[1, 3, 137, 157, 239, 411, 471, 717, 21509, 32743, 37523, 64527, 98229, 112569, 5140651, 15421953]

約数ペア:

[(1, 15421953), (3, 5140651), (137, 112569), (157, 98229), (239, 64527), (411, 37523), (471, 32743), (717, 21509)]