30391053

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 24351987

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 71, 77, 109, 119, 187, 213, 231, 327, 357, 497, 561, 763, 781, 1199, 1207, 1309, 1491, 1853, 2289, 2343, 3597, 3621, 3927, 5467, 5559, 7739, 8393, 8449, 12971, 13277, 16401, 20383, 23217, 25179, 25347, 38913, 39831, 54173, 61149, 85129, 92939, 131563, 142681, 162519, 255387, 278817, 394689, 428043, 595903, 920941, 1447193, 1787709, 2762823, 4341579, 10130351, 30391053]

約数ペア:

[(1, 30391053), (3, 10130351), (7, 4341579), (11, 2762823), (17, 1787709), (21, 1447193), (33, 920941), (51, 595903), (71, 428043), (77, 394689), (109, 278817), (119, 255387), (187, 162519), (213, 142681), (231, 131563), (327, 92939), (357, 85129), (497, 61149), (561, 54173), (763, 39831), (781, 38913), (1199, 25347), (1207, 25179), (1309, 23217), (1491, 20383), (1853, 16401), (2289, 13277), (2343, 12971), (3597, 8449), (3621, 8393), (3927, 7739), (5467, 5559)]