155427985

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 188358912

約数和(自身を除く): 32930927

約数列:

[1, 5, 251, 271, 457, 1255, 1355, 2285, 68021, 114707, 123847, 340105, 573535, 619235, 31085597, 155427985]

約数ペア:

[(1, 155427985), (5, 31085597), (251, 619235), (271, 573535), (457, 340105), (1255, 123847), (1355, 114707), (2285, 68021)]