51389661

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 75366400

約数和(自身を除く): 23976739

約数列:

[1, 3, 19, 31, 57, 93, 127, 229, 381, 589, 687, 1767, 2413, 3937, 4351, 7099, 7239, 11811, 13053, 21297, 29083, 74803, 87249, 134881, 224409, 404643, 552577, 901573, 1657731, 2704719, 17129887, 51389661]

約数ペア:

[(1, 51389661), (3, 17129887), (19, 2704719), (31, 1657731), (57, 901573), (93, 552577), (127, 404643), (229, 224409), (381, 134881), (589, 87249), (687, 74803), (1767, 29083), (2413, 21297), (3937, 13053), (4351, 11811), (7099, 7239)]