66727983

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 105286144

約数和(自身を除く): 38558161

約数列:

[1, 3, 7, 21, 37, 111, 157, 259, 471, 547, 777, 1099, 1641, 3297, 3829, 5809, 11487, 17427, 20239, 40663, 60717, 85879, 121989, 141673, 257637, 425019, 601153, 1803459, 3177523, 9532569, 22242661, 66727983]

約数ペア:

[(1, 66727983), (3, 22242661), (7, 9532569), (21, 3177523), (37, 1803459), (111, 601153), (157, 425019), (259, 257637), (471, 141673), (547, 121989), (777, 85879), (1099, 60717), (1641, 40663), (3297, 20239), (3829, 17427), (5809, 11487)]