25427423

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 30873024

約数和(自身を除く): 5445601

約数列:

[1, 7, 47, 49, 61, 181, 329, 427, 1267, 2303, 2867, 2989, 8507, 8869, 11041, 20069, 59549, 77287, 140483, 416843, 518927, 541009, 3632489, 25427423]

約数ペア:

[(1, 25427423), (7, 3632489), (47, 541009), (49, 518927), (61, 416843), (181, 140483), (329, 77287), (427, 59549), (1267, 20069), (2303, 11041), (2867, 8869), (2989, 8507)]