605421

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1345

約数の個数: 16

約数和(自身を含む): 950400

約数和(自身を除く): 344979

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1319, 3957, 11871, 22423, 35613, 67269, 201807, 605421]

約数ペア:

[(1, 605421), (3, 201807), (9, 67269), (17, 35613), (27, 22423), (51, 11871), (153, 3957), (459, 1319)]