13598221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 17902080

約数和(自身を除く): 4303859

約数列:

[1, 7, 13, 23, 73, 89, 91, 161, 299, 511, 623, 949, 1157, 1679, 2047, 2093, 6497, 6643, 8099, 11753, 14329, 21827, 26611, 45479, 84461, 149431, 152789, 186277, 591227, 1046017, 1942603, 13598221]

約数ペア:

[(1, 13598221), (7, 1942603), (13, 1046017), (23, 591227), (73, 186277), (89, 152789), (91, 149431), (161, 84461), (299, 45479), (511, 26611), (623, 21827), (949, 14329), (1157, 11753), (1679, 8099), (2047, 6643), (2093, 6497)]