2898909

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2753}}^1$

素因数の和:2778

約数の個数: 20

約数和(自身を含む): 4665276

約数和(自身を除く): 1766367

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2753, 8259, 24777, 35789, 74331, 107367, 222993, 322101, 966303, 2898909]

約数ペア:

[(1, 2898909), (3, 966303), (9, 322101), (13, 222993), (27, 107367), (39, 74331), (81, 35789), (117, 24777), (351, 8259), (1053, 2753)]