71951803

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 101122560

約数和(自身を除く): 29170757

約数列:

[1, 7, 11, 17, 19, 77, 119, 121, 133, 187, 209, 263, 323, 847, 1309, 1463, 1841, 2057, 2261, 2299, 2893, 3553, 4471, 4997, 14399, 16093, 20251, 24871, 31297, 31823, 34979, 39083, 49181, 54967, 84949, 222761, 273581, 344267, 384769, 540991, 594643, 604637, 934439, 3786937, 4232459, 6541073, 10278829, 71951803]

約数ペア:

[(1, 71951803), (7, 10278829), (11, 6541073), (17, 4232459), (19, 3786937), (77, 934439), (119, 604637), (121, 594643), (133, 540991), (187, 384769), (209, 344267), (263, 273581), (323, 222761), (847, 84949), (1309, 54967), (1463, 49181), (1841, 39083), (2057, 34979), (2261, 31823), (2299, 31297), (2893, 24871), (3553, 20251), (4471, 16093), (4997, 14399)]