164558612

素因数分解:

$2^2\times {\mathrm{251}}^2\times {\mathrm{653}}^1$

素因数の和:1159

約数の個数: 18

約数和(自身を含む): 289572234

約数和(自身を除く): 125013622

約数列:

[1, 2, 4, 251, 502, 653, 1004, 1306, 2612, 63001, 126002, 163903, 252004, 327806, 655612, 41139653, 82279306, 164558612]

約数ペア:

[(1, 164558612), (2, 82279306), (4, 41139653), (251, 655612), (502, 327806), (653, 252004), (1004, 163903), (1306, 126002), (2612, 63001)]