128560945

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{1151}}^1$

素因数の和:1496

約数の個数: 16

約数和(自身を含む): 156764160

約数和(自身を除く): 28203215

約数列:

[1, 5, 89, 251, 445, 1151, 1255, 5755, 22339, 102439, 111695, 288901, 512195, 1444505, 25712189, 128560945]

約数ペア:

[(1, 128560945), (5, 25712189), (89, 1444505), (251, 512195), (445, 288901), (1151, 111695), (1255, 102439), (5755, 22339)]