8398803

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 13381632

約数和(自身を除く): 4982829

約数列:

[1, 3, 7, 21, 43, 71, 129, 131, 213, 301, 393, 497, 903, 917, 1491, 2751, 3053, 5633, 9159, 9301, 16899, 21371, 27903, 39431, 64113, 65107, 118293, 195321, 399943, 1199829, 2799601, 8398803]

約数ペア:

[(1, 8398803), (3, 2799601), (7, 1199829), (21, 399943), (43, 195321), (71, 118293), (129, 65107), (131, 64113), (213, 39431), (301, 27903), (393, 21371), (497, 16899), (903, 9301), (917, 9159), (1491, 5633), (2751, 3053)]