268564828

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 545036800

約数和(自身を除く): 276471972

約数列:

[1, 2, 4, 7, 14, 28, 157, 199, 307, 314, 398, 614, 628, 796, 1099, 1228, 1393, 2149, 2198, 2786, 4298, 4396, 5572, 8596, 31243, 48199, 61093, 62486, 96398, 122186, 124972, 192796, 218701, 244372, 337393, 427651, 437402, 674786, 855302, 874804, 1349572, 1710604, 9591601, 19183202, 38366404, 67141207, 134282414, 268564828]

約数ペア:

[(1, 268564828), (2, 134282414), (4, 67141207), (7, 38366404), (14, 19183202), (28, 9591601), (157, 1710604), (199, 1349572), (307, 874804), (314, 855302), (398, 674786), (614, 437402), (628, 427651), (796, 337393), (1099, 244372), (1228, 218701), (1393, 192796), (2149, 124972), (2198, 122186), (2786, 96398), (4298, 62486), (4396, 61093), (5572, 48199), (8596, 31243)]