71857401

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1123}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 119989248

約数和(自身を除く): 48131847

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 277, 831, 1123, 1939, 3047, 3369, 5817, 7861, 9141, 12353, 21329, 23583, 37059, 63987, 86471, 259413, 311071, 933213, 2177497, 3421781, 6532491, 10265343, 23952467, 71857401]

約数ペア:

[(1, 71857401), (3, 23952467), (7, 10265343), (11, 6532491), (21, 3421781), (33, 2177497), (77, 933213), (231, 311071), (277, 259413), (831, 86471), (1123, 63987), (1939, 37059), (3047, 23583), (3369, 21329), (5817, 12353), (7861, 9141)]