16506539

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 20951040

約数和(自身を除く): 4444501

約数列:

[1, 7, 29, 31, 43, 61, 203, 217, 301, 427, 899, 1247, 1333, 1769, 1891, 2623, 6293, 8729, 9331, 12383, 13237, 18361, 38657, 54839, 76067, 81313, 270599, 383873, 532469, 569191, 2358077, 16506539]

約数ペア:

[(1, 16506539), (7, 2358077), (29, 569191), (31, 532469), (43, 383873), (61, 270599), (203, 81313), (217, 76067), (301, 54839), (427, 38657), (899, 18361), (1247, 13237), (1333, 12383), (1769, 9331), (1891, 8729), (2623, 6293)]