219218307

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{135571}}^1$

素因数の和:135599

約数の個数: 24

約数和(自身を含む): 370924992

約数和(自身を除く): 151706685

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 135571, 406713, 948997, 1491281, 2846991, 4473843, 6642979, 10438967, 19928937, 31316901, 73072769, 219218307]

約数ペア:

[(1, 219218307), (3, 73072769), (7, 31316901), (11, 19928937), (21, 10438967), (33, 6642979), (49, 4473843), (77, 2846991), (147, 1491281), (231, 948997), (539, 406713), (1617, 135571)]