203183739

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 340454400

約数和(自身を除く): 137270661

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 109, 171, 209, 327, 627, 981, 991, 1199, 1881, 2071, 2973, 3597, 6213, 8919, 10791, 10901, 18639, 18829, 22781, 32703, 56487, 68343, 98109, 108019, 169461, 205029, 207119, 324057, 621357, 972171, 1188209, 1864071, 2052361, 3564627, 6157083, 10693881, 18471249, 22575971, 67727913, 203183739]

約数ペア:

[(1, 203183739), (3, 67727913), (9, 22575971), (11, 18471249), (19, 10693881), (33, 6157083), (57, 3564627), (99, 2052361), (109, 1864071), (171, 1188209), (209, 972171), (327, 621357), (627, 324057), (981, 207119), (991, 205029), (1199, 169461), (1881, 108019), (2071, 98109), (2973, 68343), (3597, 56487), (6213, 32703), (8919, 22781), (10791, 18829), (10901, 18639)]