28190906

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{743}}^1$

素因数の和:1117

約数の個数: 16

約数和(自身を含む): 43175808

約数和(自身を除く): 14984902

約数列:

[1, 2, 61, 122, 311, 622, 743, 1486, 18971, 37942, 45323, 90646, 231073, 462146, 14095453, 28190906]

約数ペア:

[(1, 28190906), (2, 14095453), (61, 462146), (122, 231073), (311, 90646), (622, 45323), (743, 37942), (1486, 18971)]