1889505

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 3307200

約数和(自身を除く): 1417695

約数列:

[1, 3, 5, 9, 15, 45, 199, 211, 597, 633, 995, 1055, 1791, 1899, 2985, 3165, 8955, 9495, 41989, 125967, 209945, 377901, 629835, 1889505]

約数ペア:

[(1, 1889505), (3, 629835), (5, 377901), (9, 209945), (15, 125967), (45, 41989), (199, 9495), (211, 8955), (597, 3165), (633, 2985), (995, 1899), (1055, 1791)]