51886919

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6857}}^1$

素因数の和:6934

約数の個数: 16

約数和(自身を含む): 63203328

約数和(自身を除く): 11316409

約数列:

[1, 7, 23, 47, 161, 329, 1081, 6857, 7567, 47999, 157711, 322279, 1103977, 2255953, 7412417, 51886919]

約数ペア:

[(1, 51886919), (7, 7412417), (23, 2255953), (47, 1103977), (161, 322279), (329, 157711), (1081, 47999), (6857, 7567)]