28103168

素因数分解:

$2^9\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:568

約数の個数: 40

約数和(自身を含む): 56715120

約数和(自身を除く): 28611952

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 256, 262, 419, 512, 524, 838, 1048, 1676, 2096, 3352, 4192, 6704, 8384, 13408, 16768, 26816, 33536, 53632, 54889, 67072, 107264, 109778, 214528, 219556, 439112, 878224, 1756448, 3512896, 7025792, 14051584, 28103168]

約数ペア:

[(1, 28103168), (2, 14051584), (4, 7025792), (8, 3512896), (16, 1756448), (32, 878224), (64, 439112), (128, 219556), (131, 214528), (256, 109778), (262, 107264), (419, 67072), (512, 54889), (524, 53632), (838, 33536), (1048, 26816), (1676, 16768), (2096, 13408), (3352, 8384), (4192, 6704)]