51649923

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 79932160

約数和(自身を除く): 28282237

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1621, 1677, 2451, 4863, 10621, 21073, 30799, 31863, 63219, 69703, 92397, 209109, 400387, 906139, 1201161, 1324357, 2718417, 3973071, 17216641, 51649923]

約数ペア:

[(1, 51649923), (3, 17216641), (13, 3973071), (19, 2718417), (39, 1324357), (43, 1201161), (57, 906139), (129, 400387), (247, 209109), (559, 92397), (741, 69703), (817, 63219), (1621, 31863), (1677, 30799), (2451, 21073), (4863, 10621)]