18115083

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 31688448

約数和(自身を除く): 13573365

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 743, 903, 1161, 2229, 2709, 3483, 5201, 6687, 8127, 15603, 20061, 24381, 31949, 46809, 60183, 95847, 140427, 223643, 287541, 421281, 670929, 862623, 2012787, 2587869, 6038361, 18115083]

約数ペア:

[(1, 18115083), (3, 6038361), (7, 2587869), (9, 2012787), (21, 862623), (27, 670929), (43, 421281), (63, 287541), (81, 223643), (129, 140427), (189, 95847), (301, 60183), (387, 46809), (567, 31949), (743, 24381), (903, 20061), (1161, 15603), (2229, 8127), (2709, 6687), (3483, 5201)]