388581508

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2192

約数の個数: 48

約数和(自身を含む): 796816384

約数和(自身を除く): 408234876

約数列:

[1, 2, 4, 7, 14, 28, 67, 103, 134, 206, 268, 412, 469, 721, 938, 1442, 1876, 2011, 2884, 4022, 6901, 8044, 13802, 14077, 27604, 28154, 48307, 56308, 96614, 134737, 193228, 207133, 269474, 414266, 538948, 828532, 943159, 1449931, 1886318, 2899862, 3772636, 5799724, 13877911, 27755822, 55511644, 97145377, 194290754, 388581508]

約数ペア:

[(1, 388581508), (2, 194290754), (4, 97145377), (7, 55511644), (14, 27755822), (28, 13877911), (67, 5799724), (103, 3772636), (134, 2899862), (206, 1886318), (268, 1449931), (412, 943159), (469, 828532), (721, 538948), (938, 414266), (1442, 269474), (1876, 207133), (2011, 193228), (2884, 134737), (4022, 96614), (6901, 56308), (8044, 48307), (13802, 28154), (14077, 27604)]