38909721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{911}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 54282240

約数和(自身を除く): 15372519

約数列:

[1, 3, 23, 69, 619, 911, 1857, 2733, 14237, 20953, 42711, 62859, 563909, 1691727, 12969907, 38909721]

約数ペア:

[(1, 38909721), (3, 12969907), (23, 1691727), (69, 563909), (619, 62859), (911, 42711), (1857, 20953), (2733, 14237)]