81432882

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{63719}}^1$

素因数の和:63798

約数の個数: 24

約数和(自身を含む): 178925760

約数和(自身を除く): 97492878

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 63719, 127438, 191157, 382314, 573471, 1146942, 4524049, 9048098, 13572147, 27144294, 40716441, 81432882]

約数ペア:

[(1, 81432882), (2, 40716441), (3, 27144294), (6, 13572147), (9, 9048098), (18, 4524049), (71, 1146942), (142, 573471), (213, 382314), (426, 191157), (639, 127438), (1278, 63719)]