397647531

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{3049}}^1$

素因数の和:3435

約数の個数: 24

約数和(自身を含む): 589674800

約数和(自身を除く): 192027269

約数列:

[1, 3, 9, 43, 129, 337, 387, 1011, 3033, 3049, 9147, 14491, 27441, 43473, 130419, 131107, 393321, 1027513, 1179963, 3082539, 9247617, 44183059, 132549177, 397647531]

約数ペア:

[(1, 397647531), (3, 132549177), (9, 44183059), (43, 9247617), (129, 3082539), (337, 1179963), (387, 1027513), (1011, 393321), (3033, 131107), (3049, 130419), (9147, 43473), (14491, 27441)]