821749563

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{12613}}^1$

素因数の和:12768

約数の個数: 32

約数和(自身を含む): 1291673600

約数和(自身を除く): 469924037

約数列:

[1, 3, 9, 19, 27, 57, 127, 171, 381, 513, 1143, 2413, 3429, 7239, 12613, 21717, 37839, 65151, 113517, 239647, 340551, 718941, 1601851, 2156823, 4805553, 6470469, 14416659, 30435169, 43249977, 91305507, 273916521, 821749563]

約数ペア:

[(1, 821749563), (3, 273916521), (9, 91305507), (19, 43249977), (27, 30435169), (57, 14416659), (127, 6470469), (171, 4805553), (381, 2156823), (513, 1601851), (1143, 718941), (2413, 340551), (3429, 239647), (7239, 113517), (12613, 65151), (21717, 37839)]