28820834

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 52590720

約数和(自身を除く): 23769886

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 679, 1117, 1358, 1843, 2234, 3686, 7819, 12901, 15638, 21223, 25802, 42446, 108349, 148561, 216698, 297122, 758443, 1516886, 2058631, 4117262, 14410417, 28820834]

約数ペア:

[(1, 28820834), (2, 14410417), (7, 4117262), (14, 2058631), (19, 1516886), (38, 758443), (97, 297122), (133, 216698), (194, 148561), (266, 108349), (679, 42446), (1117, 25802), (1358, 21223), (1843, 15638), (2234, 12901), (3686, 7819)]