15706256881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1\times {\mathrm{2393}}^1$

素因数の和:3289

約数の個数: 32

約数和(自身を含む): 19236268800

約数和(自身を除く): 3530011919

約数列:

[1, 7, 19, 61, 133, 427, 809, 1159, 2393, 5663, 8113, 15371, 16751, 45467, 49349, 107597, 145973, 318269, 345443, 937631, 1021811, 1935937, 2773487, 6563417, 13551559, 19414409, 36782803, 118092157, 257479621, 826645099, 2243750983, 15706256881]

約数ペア:

[(1, 15706256881), (7, 2243750983), (19, 826645099), (61, 257479621), (133, 118092157), (427, 36782803), (809, 19414409), (1159, 13551559), (2393, 6563417), (5663, 2773487), (8113, 1935937), (15371, 1021811), (16751, 937631), (45467, 345443), (49349, 318269), (107597, 145973)]