2016225

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 3868800

約数和(自身を除く): 1852575

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 103, 135, 145, 225, 261, 309, 435, 515, 675, 725, 783, 927, 1305, 1545, 2175, 2575, 2781, 2987, 3915, 4635, 6525, 7725, 8961, 13905, 14935, 19575, 23175, 26883, 44805, 69525, 74675, 80649, 134415, 224025, 403245, 672075, 2016225]

約数ペア:

[(1, 2016225), (3, 672075), (5, 403245), (9, 224025), (15, 134415), (25, 80649), (27, 74675), (29, 69525), (45, 44805), (75, 26883), (87, 23175), (103, 19575), (135, 14935), (145, 13905), (225, 8961), (261, 7725), (309, 6525), (435, 4635), (515, 3915), (675, 2987), (725, 2781), (783, 2575), (927, 2175), (1305, 1545)]