25039971

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 16892829

約数列:

[1, 3, 9, 11, 31, 33, 41, 93, 99, 123, 199, 279, 341, 369, 451, 597, 1023, 1271, 1353, 1791, 2189, 3069, 3813, 4059, 6169, 6567, 8159, 11439, 13981, 18507, 19701, 24477, 41943, 55521, 67859, 73431, 89749, 125829, 203577, 252929, 269247, 610731, 758787, 807741, 2276361, 2782219, 8346657, 25039971]

約数ペア:

[(1, 25039971), (3, 8346657), (9, 2782219), (11, 2276361), (31, 807741), (33, 758787), (41, 610731), (93, 269247), (99, 252929), (123, 203577), (199, 125829), (279, 89749), (341, 73431), (369, 67859), (451, 55521), (597, 41943), (1023, 24477), (1271, 19701), (1353, 18507), (1791, 13981), (2189, 11439), (3069, 8159), (3813, 6567), (4059, 6169)]