131678792

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{81083}}^1$

素因数の和:81125

約数の個数: 32

約数和(自身を含む): 291902400

約数和(自身を除く): 160223608

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 81083, 162166, 324332, 567581, 648664, 1135162, 2270324, 2351407, 4540648, 4702814, 9405628, 16459849, 18811256, 32919698, 65839396, 131678792]

約数ペア:

[(1, 131678792), (2, 65839396), (4, 32919698), (7, 18811256), (8, 16459849), (14, 9405628), (28, 4702814), (29, 4540648), (56, 2351407), (58, 2270324), (116, 1135162), (203, 648664), (232, 567581), (406, 324332), (812, 162166), (1624, 81083)]