55481387

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 67878720

約数和(自身を除く): 12397333

約数列:

[1, 13, 17, 19, 73, 181, 221, 247, 323, 949, 1241, 1387, 2353, 3077, 3439, 4199, 13213, 16133, 18031, 23579, 40001, 44707, 58463, 171769, 224621, 251047, 306527, 760019, 2920073, 3263611, 4267799, 55481387]

約数ペア:

[(1, 55481387), (13, 4267799), (17, 3263611), (19, 2920073), (73, 760019), (181, 306527), (221, 251047), (247, 224621), (323, 171769), (949, 58463), (1241, 44707), (1387, 40001), (2353, 23579), (3077, 18031), (3439, 16133), (4199, 13213)]