172813581

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 271252800

約数和(自身を除く): 98439219

約数列:

[1, 3, 9, 27, 29, 81, 87, 137, 179, 243, 261, 411, 537, 783, 1233, 1611, 2349, 3699, 3973, 4833, 5191, 7047, 11097, 11919, 14499, 15573, 24523, 33291, 35757, 43497, 46719, 73569, 107271, 140157, 220707, 321813, 420471, 662121, 711167, 965439, 1261413, 1986363, 2133501, 5959089, 6400503, 19201509, 57604527, 172813581]

約数ペア:

[(1, 172813581), (3, 57604527), (9, 19201509), (27, 6400503), (29, 5959089), (81, 2133501), (87, 1986363), (137, 1261413), (179, 965439), (243, 711167), (261, 662121), (411, 420471), (537, 321813), (783, 220707), (1233, 140157), (1611, 107271), (2349, 73569), (3699, 46719), (3973, 43497), (4833, 35757), (5191, 33291), (7047, 24523), (11097, 15573), (11919, 14499)]