28272478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2477}}^1$

素因数の和:2931

約数の個数: 16

約数和(自身を含む): 45793440

約数和(自身を除く): 17520962

約数列:

[1, 2, 13, 26, 439, 878, 2477, 4954, 5707, 11414, 32201, 64402, 1087403, 2174806, 14136239, 28272478]

約数ペア:

[(1, 28272478), (2, 14136239), (13, 2174806), (26, 1087403), (439, 64402), (878, 32201), (2477, 11414), (4954, 5707)]