278049159

素因数分解:

$3^3\times {\mathrm{1381}}^1\times {\mathrm{7457}}^1$

素因数の和:8847

約数の個数: 16

約数和(自身を含む): 412278240

約数和(自身を除く): 134229081

約数列:

[1, 3, 9, 27, 1381, 4143, 7457, 12429, 22371, 37287, 67113, 201339, 10298117, 30894351, 92683053, 278049159]

約数ペア:

[(1, 278049159), (3, 92683053), (9, 30894351), (27, 10298117), (1381, 201339), (4143, 67113), (7457, 37287), (12429, 22371)]