1945120047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1\times {\mathrm{977}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 2839173120

約数和(自身を除く): 894053073

約数列:

[1, 3, 13, 39, 71, 213, 719, 923, 977, 2157, 2769, 2931, 9347, 12701, 28041, 38103, 51049, 69367, 153147, 208101, 663637, 702463, 901771, 1990911, 2107389, 2705313, 9132019, 27396057, 49874873, 149624619, 648373349, 1945120047]

約数ペア:

[(1, 1945120047), (3, 648373349), (13, 149624619), (39, 49874873), (71, 27396057), (213, 9132019), (719, 2705313), (923, 2107389), (977, 1990911), (2157, 901771), (2769, 702463), (2931, 663637), (9347, 208101), (12701, 153147), (28041, 69367), (38103, 51049)]