156984155

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{883}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 200141136

約数和(自身を除く): 43156981

約数列:

[1, 5, 31, 37, 155, 185, 883, 961, 1147, 4415, 4805, 5735, 27373, 32671, 35557, 136865, 163355, 177785, 848563, 1012801, 4242815, 5064005, 31396831, 156984155]

約数ペア:

[(1, 156984155), (5, 31396831), (31, 5064005), (37, 4242815), (155, 1012801), (185, 848563), (883, 177785), (961, 163355), (1147, 136865), (4415, 35557), (4805, 32671), (5735, 27373)]