206874261

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 346632000

約数和(自身を除く): 139757739

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 109, 171, 209, 327, 627, 981, 1009, 1199, 1881, 2071, 3027, 3597, 6213, 9081, 10791, 11099, 18639, 19171, 22781, 33297, 57513, 68343, 99891, 109981, 172539, 205029, 210881, 329943, 632643, 989829, 1209791, 1897929, 2089639, 3629373, 6268917, 10888119, 18806751, 22986029, 68958087, 206874261]

約数ペア:

[(1, 206874261), (3, 68958087), (9, 22986029), (11, 18806751), (19, 10888119), (33, 6268917), (57, 3629373), (99, 2089639), (109, 1897929), (171, 1209791), (209, 989829), (327, 632643), (627, 329943), (981, 210881), (1009, 205029), (1199, 172539), (1881, 109981), (2071, 99891), (3027, 68343), (3597, 57513), (6213, 33297), (9081, 22781), (10791, 19171), (11099, 18639)]