211188523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 274706432

約数和(自身を除く): 63517909

約数列:

[1, 7, 13, 31, 43, 91, 217, 301, 403, 559, 1333, 1741, 2821, 3913, 9331, 12187, 17329, 22633, 53971, 74863, 121303, 158431, 377797, 524041, 701623, 973219, 2320753, 4911361, 6812533, 16245271, 30169789, 211188523]

約数ペア:

[(1, 211188523), (7, 30169789), (13, 16245271), (31, 6812533), (43, 4911361), (91, 2320753), (217, 973219), (301, 701623), (403, 524041), (559, 377797), (1333, 158431), (1741, 121303), (2821, 74863), (3913, 53971), (9331, 22633), (12187, 17329)]