291661804

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4397}}^1$

素因数の和:4534

約数の個数: 48

約数和(自身を含む): 614734848

約数和(自身を除く): 323073044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 103, 161, 206, 322, 412, 644, 721, 1442, 2369, 2884, 4397, 4738, 8794, 9476, 16583, 17588, 30779, 33166, 61558, 66332, 101131, 123116, 202262, 404524, 452891, 707917, 905782, 1415834, 1811564, 2831668, 3170237, 6340474, 10416493, 12680948, 20832986, 41665972, 72915451, 145830902, 291661804]

約数ペア:

[(1, 291661804), (2, 145830902), (4, 72915451), (7, 41665972), (14, 20832986), (23, 12680948), (28, 10416493), (46, 6340474), (92, 3170237), (103, 2831668), (161, 1811564), (206, 1415834), (322, 905782), (412, 707917), (644, 452891), (721, 404524), (1442, 202262), (2369, 123116), (2884, 101131), (4397, 66332), (4738, 61558), (8794, 33166), (9476, 30779), (16583, 17588)]