26890795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 36679680

約数和(自身を除く): 9788885

約数列:

[1, 5, 19, 23, 31, 95, 115, 155, 397, 437, 589, 713, 1985, 2185, 2945, 3565, 7543, 9131, 12307, 13547, 37715, 45655, 61535, 67735, 173489, 233833, 283061, 867445, 1169165, 1415305, 5378159, 26890795]

約数ペア:

[(1, 26890795), (5, 5378159), (19, 1415305), (23, 1169165), (31, 867445), (95, 283061), (115, 233833), (155, 173489), (397, 67735), (437, 61535), (589, 45655), (713, 37715), (1985, 13547), (2185, 12307), (2945, 9131), (3565, 7543)]