257662270

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{58693}}^1$

素因数の和:59139

約数の個数: 16

約数和(自身を含む): 464856480

約数和(自身を除く): 207194210

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 58693, 117386, 293465, 586930, 25766227, 51532454, 128831135, 257662270]

約数ペア:

[(1, 257662270), (2, 128831135), (5, 51532454), (10, 25766227), (439, 586930), (878, 293465), (2195, 117386), (4390, 58693)]