2681775

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 5133600

約数和(自身を除く): 2451825

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 137, 145, 225, 261, 411, 435, 675, 685, 725, 783, 1233, 1305, 2055, 2175, 3425, 3699, 3915, 3973, 6165, 6525, 10275, 11919, 18495, 19575, 19865, 30825, 35757, 59595, 92475, 99325, 107271, 178785, 297975, 536355, 893925, 2681775]

約数ペア:

[(1, 2681775), (3, 893925), (5, 536355), (9, 297975), (15, 178785), (25, 107271), (27, 99325), (29, 92475), (45, 59595), (75, 35757), (87, 30825), (135, 19865), (137, 19575), (145, 18495), (225, 11919), (261, 10275), (411, 6525), (435, 6165), (675, 3973), (685, 3915), (725, 3699), (783, 3425), (1233, 2175), (1305, 2055)]