145359081

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32497}}^1$

素因数の和:32581

約数の個数: 24

約数和(自身を含む): 243345024

約数和(自身を除く): 97985943

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 32497, 97491, 227479, 292473, 682437, 2047311, 2307287, 6921861, 16151009, 20765583, 48453027, 145359081]

約数ペア:

[(1, 145359081), (3, 48453027), (7, 20765583), (9, 16151009), (21, 6921861), (63, 2307287), (71, 2047311), (213, 682437), (497, 292473), (639, 227479), (1491, 97491), (4473, 32497)]