13431903

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 18240000

約数和(自身を除く): 4808097

約数列:

[1, 3, 149, 151, 199, 447, 453, 597, 22499, 29651, 30049, 67497, 88953, 90147, 4477301, 13431903]

約数ペア:

[(1, 13431903), (3, 4477301), (149, 90147), (151, 88953), (199, 67497), (447, 30049), (453, 29651), (597, 22499)]