8406189

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 14414400

約数和(自身を除く): 6008211

約数列:

[1, 3, 9, 11, 19, 33, 41, 57, 99, 109, 123, 171, 209, 327, 369, 451, 627, 779, 981, 1199, 1353, 1881, 2071, 2337, 3597, 4059, 4469, 6213, 7011, 8569, 10791, 13407, 18639, 22781, 25707, 40221, 49159, 68343, 77121, 84911, 147477, 205029, 254733, 442431, 764199, 934021, 2802063, 8406189]

約数ペア:

[(1, 8406189), (3, 2802063), (9, 934021), (11, 764199), (19, 442431), (33, 254733), (41, 205029), (57, 147477), (99, 84911), (109, 77121), (123, 68343), (171, 49159), (209, 40221), (327, 25707), (369, 22781), (451, 18639), (627, 13407), (779, 10791), (981, 8569), (1199, 7011), (1353, 6213), (1881, 4469), (2071, 4059), (2337, 3597)]