213340316

素因数分解:

$2^2\times 7^2\times {\mathrm{1088471}}^1$

素因数の和:1088489

約数の個数: 18

約数和(自身を含む): 434300328

約数和(自身を除く): 220960012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1088471, 2176942, 4353884, 7619297, 15238594, 30477188, 53335079, 106670158, 213340316]

約数ペア:

[(1, 213340316), (2, 106670158), (4, 53335079), (7, 30477188), (14, 15238594), (28, 7619297), (49, 4353884), (98, 2176942), (196, 1088471)]