388617764

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{661}}^1\times {\mathrm{1427}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 688204608

約数和(自身を除く): 299586844

約数列:

[1, 2, 4, 103, 206, 412, 661, 1322, 1427, 2644, 2854, 5708, 68083, 136166, 146981, 272332, 293962, 587924, 943247, 1886494, 3772988, 97154441, 194308882, 388617764]

約数ペア:

[(1, 388617764), (2, 194308882), (4, 97154441), (103, 3772988), (206, 1886494), (412, 943247), (661, 587924), (1322, 293962), (1427, 272332), (2644, 146981), (2854, 136166), (5708, 68083)]