51970821

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8681

約数の個数: 24

約数和(自身を含む): 82583424

約数和(自身を除く): 30612603

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 8623, 25869, 60361, 181083, 353543, 422527, 1060629, 1267581, 2474801, 7424403, 17323607, 51970821]

約数ペア:

[(1, 51970821), (3, 17323607), (7, 7424403), (21, 2474801), (41, 1267581), (49, 1060629), (123, 422527), (147, 353543), (287, 181083), (861, 60361), (2009, 25869), (6027, 8623)]