1938897779

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 2413340160

約数和(自身を除く): 474442381

約数列:

[1, 7, 13, 91, 211, 241, 419, 1477, 1687, 2743, 2933, 3133, 5447, 19201, 21931, 38129, 50851, 88409, 100979, 355957, 618863, 661063, 706853, 1149317, 1312727, 4627441, 8045219, 9189089, 21306569, 149145983, 276985397, 1938897779]

約数ペア:

[(1, 1938897779), (7, 276985397), (13, 149145983), (91, 21306569), (211, 9189089), (241, 8045219), (419, 4627441), (1477, 1312727), (1687, 1149317), (2743, 706853), (2933, 661063), (3133, 618863), (5447, 355957), (19201, 100979), (21931, 88409), (38129, 50851)]