81730383

素因数分解:

$3^1\times 7^3\times {\mathrm{79427}}^1$

素因数の和:79451

約数の個数: 16

約数和(自身を含む): 127084800

約数和(自身を除く): 45354417

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 79427, 238281, 555989, 1667967, 3891923, 11675769, 27243461, 81730383]

約数ペア:

[(1, 81730383), (3, 27243461), (7, 11675769), (21, 3891923), (49, 1667967), (147, 555989), (343, 238281), (1029, 79427)]