2009475

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 3992800

約数和(自身を除く): 1983325

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 229, 325, 351, 585, 675, 687, 975, 1145, 1755, 2061, 2925, 2977, 3435, 5725, 6183, 8775, 8931, 10305, 14885, 17175, 26793, 30915, 44655, 51525, 74425, 80379, 133965, 154575, 223275, 401895, 669825, 2009475]

約数ペア:

[(1, 2009475), (3, 669825), (5, 401895), (9, 223275), (13, 154575), (15, 133965), (25, 80379), (27, 74425), (39, 51525), (45, 44655), (65, 30915), (75, 26793), (117, 17175), (135, 14885), (195, 10305), (225, 8931), (229, 8775), (325, 6183), (351, 5725), (585, 3435), (675, 2977), (687, 2925), (975, 2061), (1145, 1755)]