25313337

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 43520000

約数和(自身を除く): 18206663

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 1999, 4221, 5997, 12663, 13993, 17991, 41979, 53973, 125937, 133933, 377811, 401799, 937531, 1205397, 2812593, 3616191, 8437779, 25313337]

約数ペア:

[(1, 25313337), (3, 8437779), (7, 3616191), (9, 2812593), (21, 1205397), (27, 937531), (63, 401799), (67, 377811), (189, 133933), (201, 125937), (469, 53973), (603, 41979), (1407, 17991), (1809, 13993), (1999, 12663), (4221, 5997)]