40228643

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 12993757

約数列:

[1, 7, 13, 19, 53, 91, 133, 247, 371, 439, 689, 1007, 1729, 3073, 4823, 5707, 7049, 8341, 13091, 23267, 39949, 58387, 91637, 108433, 162869, 302471, 442073, 759031, 2117297, 3094511, 5746949, 40228643]

約数ペア:

[(1, 40228643), (7, 5746949), (13, 3094511), (19, 2117297), (53, 759031), (91, 442073), (133, 302471), (247, 162869), (371, 108433), (439, 91637), (689, 58387), (1007, 39949), (1729, 23267), (3073, 13091), (4823, 8341), (5707, 7049)]