18185175

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 34596000

約数和(自身を除く): 16410825

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 929, 1305, 2175, 2787, 3915, 4645, 6525, 8361, 13935, 19575, 23225, 25083, 26941, 41805, 69675, 80823, 125415, 134705, 209025, 242469, 404115, 627075, 673525, 727407, 1212345, 2020575, 3637035, 6061725, 18185175]

約数ペア:

[(1, 18185175), (3, 6061725), (5, 3637035), (9, 2020575), (15, 1212345), (25, 727407), (27, 673525), (29, 627075), (45, 404115), (75, 242469), (87, 209025), (135, 134705), (145, 125415), (225, 80823), (261, 69675), (435, 41805), (675, 26941), (725, 25083), (783, 23225), (929, 19575), (1305, 13935), (2175, 8361), (2787, 6525), (3915, 4645)]