248117823

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 388795680

約数和(自身を除く): 140677857

約数列:

[1, 3, 9, 27, 29, 81, 87, 137, 243, 257, 261, 411, 771, 783, 1233, 2313, 2349, 3699, 3973, 6939, 7047, 7453, 11097, 11919, 20817, 22359, 33291, 35209, 35757, 62451, 67077, 105627, 107271, 201231, 316881, 321813, 603693, 950643, 965439, 1021061, 1811079, 2851929, 3063183, 8555787, 9189549, 27568647, 82705941, 248117823]

約数ペア:

[(1, 248117823), (3, 82705941), (9, 27568647), (27, 9189549), (29, 8555787), (81, 3063183), (87, 2851929), (137, 1811079), (243, 1021061), (257, 965439), (261, 950643), (411, 603693), (771, 321813), (783, 316881), (1233, 201231), (2313, 107271), (2349, 105627), (3699, 67077), (3973, 62451), (6939, 35757), (7047, 35209), (7453, 33291), (11097, 22359), (11919, 20817)]