65139277

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 85946880

約数和(自身を除く): 20807603

約数列:

[1, 7, 19, 31, 37, 49, 61, 133, 217, 259, 427, 589, 703, 931, 1147, 1159, 1519, 1813, 1891, 2257, 2989, 4123, 4921, 8029, 8113, 13237, 15799, 21793, 28861, 34447, 35929, 42883, 56203, 56791, 69967, 92659, 110593, 152551, 251503, 300181, 489769, 1067857, 1329373, 1760521, 2101267, 3428383, 9305611, 65139277]

約数ペア:

[(1, 65139277), (7, 9305611), (19, 3428383), (31, 2101267), (37, 1760521), (49, 1329373), (61, 1067857), (133, 489769), (217, 300181), (259, 251503), (427, 152551), (589, 110593), (703, 92659), (931, 69967), (1147, 56791), (1159, 56203), (1519, 42883), (1813, 35929), (1891, 34447), (2257, 28861), (2989, 21793), (4123, 15799), (4921, 13237), (8029, 8113)]