51357111

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 77027328

約数和(自身を除く): 25670217

約数列:

[1, 3, 13, 31, 39, 93, 107, 321, 397, 403, 1191, 1209, 1391, 3317, 4173, 5161, 9951, 12307, 15483, 36921, 42479, 43121, 127437, 129363, 159991, 479973, 552227, 1316849, 1656681, 3950547, 17119037, 51357111]

約数ペア:

[(1, 51357111), (3, 17119037), (13, 3950547), (31, 1656681), (39, 1316849), (93, 552227), (107, 479973), (321, 159991), (397, 129363), (403, 127437), (1191, 43121), (1209, 42479), (1391, 36921), (3317, 15483), (4173, 12307), (5161, 9951)]