138049231

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 159541760

約数和(自身を除く): 21492529

約数列:

[1, 17, 19, 31, 289, 323, 527, 589, 811, 5491, 8959, 10013, 13787, 15409, 25141, 170221, 234379, 261953, 427397, 477679, 4453201, 7265749, 8120543, 138049231]

約数ペア:

[(1, 138049231), (17, 8120543), (19, 7265749), (31, 4453201), (289, 477679), (323, 427397), (527, 261953), (589, 234379), (811, 170221), (5491, 25141), (8959, 15409), (10013, 13787)]