13921731

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 20913984

約数和(自身を除く): 6992253

約数列:

[1, 3, 9, 37, 97, 111, 291, 333, 431, 873, 1293, 3589, 3879, 10767, 15947, 32301, 41807, 47841, 125421, 143523, 376263, 1546859, 4640577, 13921731]

約数ペア:

[(1, 13921731), (3, 4640577), (9, 1546859), (37, 376263), (97, 143523), (111, 125421), (291, 47841), (333, 41807), (431, 32301), (873, 15947), (1293, 10767), (3589, 3879)]