268574876

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 474447456

約数和(自身を除く): 205872580

約数列:

[1, 2, 4, 157, 314, 628, 647, 661, 1294, 1322, 2588, 2644, 101579, 103777, 203158, 207554, 406316, 415108, 427667, 855334, 1710668, 67143719, 134287438, 268574876]

約数ペア:

[(1, 268574876), (2, 134287438), (4, 67143719), (157, 1710668), (314, 855334), (628, 427667), (647, 415108), (661, 406316), (1294, 207554), (1322, 203158), (2588, 103777), (2644, 101579)]