12747651

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 20951040

約数和(自身を除く): 8203389

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 743, 817, 903, 2229, 2451, 5201, 5719, 14117, 15603, 17157, 31949, 42351, 95847, 98819, 223643, 296457, 607031, 670929, 1821093, 4249217, 12747651]

約数ペア:

[(1, 12747651), (3, 4249217), (7, 1821093), (19, 670929), (21, 607031), (43, 296457), (57, 223643), (129, 98819), (133, 95847), (301, 42351), (399, 31949), (743, 17157), (817, 15603), (903, 14117), (2229, 5719), (2451, 5201)]