47681921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4057}}^1$

素因数の和:4160

約数の個数: 16

約数和(自身を含む): 57656064

約数和(自身を除く): 9974143

約数列:

[1, 7, 23, 73, 161, 511, 1679, 4057, 11753, 28399, 93311, 296161, 653177, 2073127, 6811703, 47681921]

約数ペア:

[(1, 47681921), (7, 6811703), (23, 2073127), (73, 653177), (161, 296161), (511, 93311), (1679, 28399), (4057, 11753)]