16008867

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 27509760

約数和(自身を除く): 11500893

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1193, 1491, 1917, 3579, 4473, 8351, 10737, 13419, 25053, 32211, 75159, 84703, 225477, 254109, 592921, 762327, 1778763, 2286981, 5336289, 16008867]

約数ペア:

[(1, 16008867), (3, 5336289), (7, 2286981), (9, 1778763), (21, 762327), (27, 592921), (63, 254109), (71, 225477), (189, 84703), (213, 75159), (497, 32211), (639, 25053), (1193, 13419), (1491, 10737), (1917, 8351), (3579, 4473)]