42005517

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 57139200

約数和(自身を除く): 15133683

約数列:

[1, 3, 71, 199, 213, 597, 991, 2973, 14129, 42387, 70361, 197209, 211083, 591627, 14001839, 42005517]

約数ペア:

[(1, 42005517), (3, 14001839), (71, 591627), (199, 211083), (213, 197209), (597, 70361), (991, 42387), (2973, 14129)]