20161519299

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{71821}}^1$

素因数の和:72148

約数の個数: 32

約数和(自身を含む): 30785782080

約数和(自身を除く): 10624262781

約数列:

[1, 3, 9, 27, 37, 111, 281, 333, 843, 999, 2529, 7587, 10397, 31191, 71821, 93573, 215463, 280719, 646389, 1939167, 2657377, 7972131, 20181701, 23916393, 60545103, 71749179, 181635309, 544905927, 746722937, 2240168811, 6720506433, 20161519299]

約数ペア:

[(1, 20161519299), (3, 6720506433), (9, 2240168811), (27, 746722937), (37, 544905927), (111, 181635309), (281, 71749179), (333, 60545103), (843, 23916393), (999, 20181701), (2529, 7972131), (7587, 2657377), (10397, 1939167), (31191, 646389), (71821, 280719), (93573, 215463)]