26558181

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:970

約数の個数: 36

約数和(自身を含む): 43773600

約数和(自身を除く): 17215419

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 919, 1521, 2223, 2757, 3211, 8271, 9633, 11947, 17461, 28899, 35841, 52383, 107523, 155311, 157149, 226993, 465933, 680979, 1397799, 2042937, 2950909, 8852727, 26558181]

約数ペア:

[(1, 26558181), (3, 8852727), (9, 2950909), (13, 2042937), (19, 1397799), (39, 680979), (57, 465933), (117, 226993), (169, 157149), (171, 155311), (247, 107523), (507, 52383), (741, 35841), (919, 28899), (1521, 17461), (2223, 11947), (2757, 9633), (3211, 8271)]