2028045579

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 3337113600

約数和(自身を除く): 1309068021

約数列:

[1, 3, 7, 19, 21, 57, 67, 107, 133, 201, 321, 399, 469, 709, 749, 1273, 1407, 2033, 2127, 2247, 3819, 4963, 6099, 7169, 8911, 13471, 14231, 14889, 21507, 26733, 40413, 42693, 47503, 50183, 75863, 94297, 136211, 142509, 150549, 227589, 282891, 332521, 408633, 531041, 902557, 953477, 997563, 1441397, 1593123, 2707671, 2860431, 4324191, 5082821, 6317899, 10089779, 15248463, 18953697, 30269337, 35579747, 96573599, 106739241, 289720797, 676015193, 2028045579]

約数ペア:

[(1, 2028045579), (3, 676015193), (7, 289720797), (19, 106739241), (21, 96573599), (57, 35579747), (67, 30269337), (107, 18953697), (133, 15248463), (201, 10089779), (321, 6317899), (399, 5082821), (469, 4324191), (709, 2860431), (749, 2707671), (1273, 1593123), (1407, 1441397), (2033, 997563), (2127, 953477), (2247, 902557), (3819, 531041), (4963, 408633), (6099, 332521), (7169, 282891), (8911, 227589), (13471, 150549), (14231, 142509), (14889, 136211), (21507, 94297), (26733, 75863), (40413, 50183), (42693, 47503)]