3211117

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:169

約数の個数: 18

約数和(自身を含む): 4080174

約数和(自身を除く): 869057

約数列:

[1, 7, 13, 49, 71, 91, 497, 637, 923, 3479, 5041, 6461, 35287, 45227, 65533, 247009, 458731, 3211117]

約数ペア:

[(1, 3211117), (7, 458731), (13, 247009), (49, 65533), (71, 45227), (91, 35287), (497, 6461), (637, 5041), (923, 3479)]