28746905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27509}}^1$

素因数の和:27544

約数の個数: 16

約数和(自身を含む): 39614400

約数和(自身を除く): 10867495

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 27509, 137545, 302599, 522671, 1512995, 2613355, 5749381, 28746905]

約数ペア:

[(1, 28746905), (5, 5749381), (11, 2613355), (19, 1512995), (55, 522671), (95, 302599), (209, 137545), (1045, 27509)]