28281974

素因数分解:

$2^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{11161}}^1$

素因数の和:11351

約数の個数: 16

約数和(自身を含む): 48755616

約数和(自身を除く): 20473642

約数列:

[1, 2, 7, 14, 181, 362, 1267, 2534, 11161, 22322, 78127, 156254, 2020141, 4040282, 14140987, 28281974]

約数ペア:

[(1, 28281974), (2, 14140987), (7, 4040282), (14, 2020141), (181, 156254), (362, 78127), (1267, 22322), (2534, 11161)]