27921690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1559}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 73008000

約数和(自身を除く): 45086310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1559, 1791, 1990, 2985, 3118, 3582, 4677, 5970, 7795, 8955, 9354, 14031, 15590, 17910, 23385, 28062, 46770, 70155, 140310, 310241, 620482, 930723, 1551205, 1861446, 2792169, 3102410, 4653615, 5584338, 9307230, 13960845, 27921690]

約数ペア:

[(1, 27921690), (2, 13960845), (3, 9307230), (5, 5584338), (6, 4653615), (9, 3102410), (10, 2792169), (15, 1861446), (18, 1551205), (30, 930723), (45, 620482), (90, 310241), (199, 140310), (398, 70155), (597, 46770), (995, 28062), (1194, 23385), (1559, 17910), (1791, 15590), (1990, 14031), (2985, 9354), (3118, 8955), (3582, 7795), (4677, 5970)]