81951898

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1831}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 147732480

約数和(自身を除く): 65780582

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 973, 1831, 1946, 3197, 3662, 6394, 12817, 22379, 25634, 42113, 44758, 84226, 254509, 294791, 509018, 589582, 1781563, 3563126, 5853707, 11707414, 40975949, 81951898]

約数ペア:

[(1, 81951898), (2, 40975949), (7, 11707414), (14, 5853707), (23, 3563126), (46, 1781563), (139, 589582), (161, 509018), (278, 294791), (322, 254509), (973, 84226), (1831, 44758), (1946, 42113), (3197, 25634), (3662, 22379), (6394, 12817)]