8120259

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2113}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 13631072

約数和(自身を除く): 5510813

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 2113, 3843, 6339, 14791, 19017, 44373, 128893, 133119, 386679, 902251, 1160037, 2706753, 8120259]

約数ペア:

[(1, 8120259), (3, 2706753), (7, 1160037), (9, 902251), (21, 386679), (61, 133119), (63, 128893), (183, 44373), (427, 19017), (549, 14791), (1281, 6339), (2113, 3843)]