206406431

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{40009}}^1$

素因数の和:40094

約数の個数: 16

約数和(自身を含む): 261185280

約数和(自身を除く): 54778849

約数列:

[1, 7, 11, 67, 77, 469, 737, 5159, 40009, 280063, 440099, 2680603, 3080693, 18764221, 29486633, 206406431]

約数ペア:

[(1, 206406431), (7, 29486633), (11, 18764221), (67, 3080693), (77, 2680603), (469, 440099), (737, 280063), (5159, 40009)]