221036374013

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2455987}}^1$

素因数の和:2456073

約数の個数: 32

約数和(自身を含む): 290474612736

約数和(自身を除く): 69438238723

約数列:

[1, 7, 13, 23, 43, 91, 161, 299, 301, 559, 989, 2093, 3913, 6923, 12857, 89999, 2455987, 17191909, 31927831, 56487701, 105607441, 223494817, 395413907, 734340113, 739252087, 1372896733, 2428971143, 5140380791, 9610277131, 17002798001, 31576624859, 221036374013]

約数ペア:

[(1, 221036374013), (7, 31576624859), (13, 17002798001), (23, 9610277131), (43, 5140380791), (91, 2428971143), (161, 1372896733), (299, 739252087), (301, 734340113), (559, 395413907), (989, 223494817), (2093, 105607441), (3913, 56487701), (6923, 31927831), (12857, 17191909), (89999, 2455987)]