28387496

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 54648000

約数和(自身を除く): 26260504

約数列:

[1, 2, 4, 8, 59, 118, 137, 236, 274, 439, 472, 548, 878, 1096, 1756, 3512, 8083, 16166, 25901, 32332, 51802, 60143, 64664, 103604, 120286, 207208, 240572, 481144, 3548437, 7096874, 14193748, 28387496]

約数ペア:

[(1, 28387496), (2, 14193748), (4, 7096874), (8, 3548437), (59, 481144), (118, 240572), (137, 207208), (236, 120286), (274, 103604), (439, 64664), (472, 60143), (548, 51802), (878, 32332), (1096, 25901), (1756, 16166), (3512, 8083)]