28727954

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 43817760

約数和(自身を除く): 15089806

約数列:

[1, 2, 89, 178, 251, 502, 643, 1286, 22339, 44678, 57227, 114454, 161393, 322786, 14363977, 28727954]

約数ペア:

[(1, 28727954), (2, 14363977), (89, 322786), (178, 161393), (251, 114454), (502, 57227), (643, 44678), (1286, 22339)]