11721825

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{883}}^1$

素因数の和:958

約数の個数: 36

約数和(自身を含む): 21375120

約数和(自身を除く): 9653295

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 883, 885, 1475, 2649, 2655, 4415, 4425, 7947, 13245, 13275, 22075, 39735, 52097, 66225, 156291, 198675, 260485, 468873, 781455, 1302425, 2344365, 3907275, 11721825]

約数ペア:

[(1, 11721825), (3, 3907275), (5, 2344365), (9, 1302425), (15, 781455), (25, 468873), (45, 260485), (59, 198675), (75, 156291), (177, 66225), (225, 52097), (295, 39735), (531, 22075), (883, 13275), (885, 13245), (1475, 7947), (2649, 4425), (2655, 4415)]