2578527

素因数分解:

$3^3\times 7^2\times {\mathrm{1949}}^1$

素因数の和:1972

約数の個数: 24

約数和(自身を含む): 4446000

約数和(自身を除く): 1867473

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1949, 5847, 13643, 17541, 40929, 52623, 95501, 122787, 286503, 368361, 859509, 2578527]

約数ペア:

[(1, 2578527), (3, 859509), (7, 368361), (9, 286503), (21, 122787), (27, 95501), (49, 52623), (63, 40929), (147, 17541), (189, 13643), (441, 5847), (1323, 1949)]