428156905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{71419}}^1$

素因数の和:71544

約数の個数: 16

約数和(自身を含む): 565646400

約数和(自身を除く): 137489495

約数列:

[1, 5, 11, 55, 109, 545, 1199, 5995, 71419, 357095, 785609, 3928045, 7784671, 38923355, 85631381, 428156905]

約数ペア:

[(1, 428156905), (5, 85631381), (11, 38923355), (55, 7784671), (109, 3928045), (545, 785609), (1199, 357095), (5995, 71419)]