51923193

素因数分解:

$3^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{839}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 80821440

約数和(自身を除く): 28898247

約数列:

[1, 3, 7, 21, 49, 147, 421, 839, 1263, 2517, 2947, 5873, 8841, 17619, 20629, 41111, 61887, 123333, 353219, 1059657, 2472533, 7417599, 17307731, 51923193]

約数ペア:

[(1, 51923193), (3, 17307731), (7, 7417599), (21, 2472533), (49, 1059657), (147, 353219), (421, 123333), (839, 61887), (1263, 41111), (2517, 20629), (2947, 17619), (5873, 8841)]