28673477

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 34732152

約数和(自身を除く): 6058675

約数列:

[1, 7, 49, 53, 61, 181, 371, 427, 1267, 2597, 2989, 3233, 8869, 9593, 11041, 22631, 67151, 77287, 158417, 470057, 541009, 585173, 4096211, 28673477]

約数ペア:

[(1, 28673477), (7, 4096211), (49, 585173), (53, 541009), (61, 470057), (181, 158417), (371, 77287), (427, 67151), (1267, 22631), (2597, 11041), (2989, 9593), (3233, 8869)]