28718234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{5437}}^1$

素因数の和:5597

約数の個数: 16

約数和(自身を含む): 45679200

約数和(自身を除く): 16960966

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 5437, 10874, 103303, 206606, 755743, 1511486, 14359117, 28718234]

約数ペア:

[(1, 28718234), (2, 14359117), (19, 1511486), (38, 755743), (139, 206606), (278, 103303), (2641, 10874), (5282, 5437)]