2939755

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 4506192

約数和(自身を除く): 1566437

約数列:

[1, 5, 7, 13, 35, 49, 65, 71, 91, 169, 245, 355, 455, 497, 637, 845, 923, 1183, 2485, 3185, 3479, 4615, 5915, 6461, 8281, 11999, 17395, 32305, 41405, 45227, 59995, 83993, 226135, 419965, 587951, 2939755]

約数ペア:

[(1, 2939755), (5, 587951), (7, 419965), (13, 226135), (35, 83993), (49, 59995), (65, 45227), (71, 41405), (91, 32305), (169, 17395), (245, 11999), (355, 8281), (455, 6461), (497, 5915), (637, 4615), (845, 3479), (923, 3185), (1183, 2485)]