131225742

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1493}}^1$

素因数の和:1777

約数の個数: 48

約数和(自身を含む): 300652560

約数和(自身を除く): 169426818

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 257, 342, 514, 771, 1493, 1542, 2313, 2986, 4479, 4626, 4883, 8958, 9766, 13437, 14649, 26874, 28367, 29298, 43947, 56734, 85101, 87894, 170202, 255303, 383701, 510606, 767402, 1151103, 2302206, 3453309, 6906618, 7290319, 14580638, 21870957, 43741914, 65612871, 131225742]

約数ペア:

[(1, 131225742), (2, 65612871), (3, 43741914), (6, 21870957), (9, 14580638), (18, 7290319), (19, 6906618), (38, 3453309), (57, 2302206), (114, 1151103), (171, 767402), (257, 510606), (342, 383701), (514, 255303), (771, 170202), (1493, 87894), (1542, 85101), (2313, 56734), (2986, 43947), (4479, 29298), (4626, 28367), (4883, 26874), (8958, 14649), (9766, 13437)]