71754241

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{647}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 81648000

約数和(自身を除く): 9893759

約数列:

[1, 13, 19, 247, 449, 647, 5837, 8411, 8531, 12293, 110903, 159809, 290503, 3776539, 5519557, 71754241]

約数ペア:

[(1, 71754241), (13, 5519557), (19, 3776539), (247, 290503), (449, 159809), (647, 110903), (5837, 12293), (8411, 8531)]