11121305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 15434496

約数和(自身を除く): 4313191

約数列:

[1, 5, 13, 23, 43, 65, 115, 173, 215, 299, 559, 865, 989, 1495, 2249, 2795, 3979, 4945, 7439, 11245, 12857, 19895, 37195, 51727, 64285, 96707, 171097, 258635, 483535, 855485, 2224261, 11121305]

約数ペア:

[(1, 11121305), (5, 2224261), (13, 855485), (23, 483535), (43, 258635), (65, 171097), (115, 96707), (173, 64285), (215, 51727), (299, 37195), (559, 19895), (865, 12857), (989, 11245), (1495, 7439), (2249, 4945), (2795, 3979)]