207917281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21701}}^1$

素因数の和:21792

約数の個数: 16

約数和(自身を含む): 247923648

約数和(自身を除く): 40006367

約数列:

[1, 11, 13, 67, 143, 737, 871, 9581, 21701, 238711, 282113, 1453967, 3103243, 15993637, 18901571, 207917281]

約数ペア:

[(1, 207917281), (11, 18901571), (13, 15993637), (67, 3103243), (143, 1453967), (737, 282113), (871, 238711), (9581, 21701)]