2893779

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 4999680

約数和(自身を除く): 2105901

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 251, 427, 549, 753, 1281, 1647, 1757, 2259, 3843, 5271, 6777, 11529, 15311, 15813, 45933, 47439, 107177, 137799, 321531, 413397, 964593, 2893779]

約数ペア:

[(1, 2893779), (3, 964593), (7, 413397), (9, 321531), (21, 137799), (27, 107177), (61, 47439), (63, 45933), (183, 15813), (189, 15311), (251, 11529), (427, 6777), (549, 5271), (753, 3843), (1281, 2259), (1647, 1757)]