128971610

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{47591}}^1$

素因数の和:47869

約数の個数: 16

約数和(自身を含む): 233010432

約数和(自身を除く): 104038822

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 47591, 95182, 237955, 475910, 12897161, 25794322, 64485805, 128971610]

約数ペア:

[(1, 128971610), (2, 64485805), (5, 25794322), (10, 12897161), (271, 475910), (542, 237955), (1355, 95182), (2710, 47591)]