256728772

素因数分解:

$2^2\times {\mathrm{683}}^1\times {\mathrm{93971}}^1$

素因数の和:94658

約数の個数: 12

約数和(自身を含む): 449937936

約数和(自身を除く): 193209164

約数列:

[1, 2, 4, 683, 1366, 2732, 93971, 187942, 375884, 64182193, 128364386, 256728772]

約数ペア:

[(1, 256728772), (2, 128364386), (4, 64182193), (683, 375884), (1366, 187942), (2732, 93971)]