2881251

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 4402944

約数和(自身を除く): 1521693

約数列:

[1, 3, 9, 27, 71, 81, 167, 213, 243, 501, 639, 1503, 1917, 4509, 5751, 11857, 13527, 17253, 35571, 40581, 106713, 320139, 960417, 2881251]

約数ペア:

[(1, 2881251), (3, 960417), (9, 320139), (27, 106713), (71, 40581), (81, 35571), (167, 17253), (213, 13527), (243, 11857), (501, 5751), (639, 4509), (1503, 1917)]