28910774

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2789}}^1$

素因数の和:2935

約数の個数: 16

約数和(自身を含む): 44595360

約数和(自身を除く): 15684586

約数列:

[1, 2, 71, 73, 142, 146, 2789, 5183, 5578, 10366, 198019, 203597, 396038, 407194, 14455387, 28910774]

約数ペア:

[(1, 28910774), (2, 14455387), (71, 407194), (73, 396038), (142, 203597), (146, 198019), (2789, 10366), (5183, 5578)]