129499236

素因数分解:

$2^2\times 3^4\times {\mathrm{399689}}^1$

素因数の和:399705

約数の個数: 30

約数和(自身を含む): 338537430

約数和(自身を除く): 209038194

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 399689, 799378, 1199067, 1598756, 2398134, 3597201, 4796268, 7194402, 10791603, 14388804, 21583206, 32374809, 43166412, 64749618, 129499236]

約数ペア:

[(1, 129499236), (2, 64749618), (3, 43166412), (4, 32374809), (6, 21583206), (9, 14388804), (12, 10791603), (18, 7194402), (27, 4796268), (36, 3597201), (54, 2398134), (81, 1598756), (108, 1199067), (162, 799378), (324, 399689)]