17442971

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 22120560

約数和(自身を除く): 4677589

約数列:

[1, 7, 13, 49, 91, 139, 197, 637, 973, 1379, 1807, 2561, 6811, 9653, 12649, 17927, 27383, 88543, 125489, 191681, 355979, 1341767, 2491853, 17442971]

約数ペア:

[(1, 17442971), (7, 2491853), (13, 1341767), (49, 355979), (91, 191681), (139, 125489), (197, 88543), (637, 27383), (973, 17927), (1379, 12649), (1807, 9653), (2561, 6811)]