28294778

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6871}}^1$

素因数の和:6973

約数の個数: 16

約数和(自身を含む): 44530560

約数和(自身を除く): 16235782

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 6871, 13742, 199259, 398518, 487841, 975682, 14147389, 28294778]

約数ペア:

[(1, 28294778), (2, 14147389), (29, 975682), (58, 487841), (71, 398518), (142, 199259), (2059, 13742), (4118, 6871)]