80739219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 122342400

約数和(自身を除く): 41603181

約数列:

[1, 3, 11, 29, 33, 87, 239, 319, 353, 717, 957, 1059, 2629, 3883, 6931, 7887, 10237, 11649, 20793, 30711, 76241, 84367, 112607, 228723, 253101, 337821, 928037, 2446643, 2784111, 7339929, 26913073, 80739219]

約数ペア:

[(1, 80739219), (3, 26913073), (11, 7339929), (29, 2784111), (33, 2446643), (87, 928037), (239, 337821), (319, 253101), (353, 228723), (717, 112607), (957, 84367), (1059, 76241), (2629, 30711), (3883, 20793), (6931, 11649), (7887, 10237)]