157028641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{28723}}^1$

素因数の和:28812

約数の個数: 16

約数和(自身を含む): 198540288

約数和(自身を除く): 41511647

約数列:

[1, 7, 11, 71, 77, 497, 781, 5467, 28723, 201061, 315953, 2039333, 2211671, 14275331, 22432663, 157028641]

約数ペア:

[(1, 157028641), (7, 22432663), (11, 14275331), (71, 2211671), (77, 2039333), (497, 315953), (781, 201061), (5467, 28723)]