131789086

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 236354832

約数和(自身を除く): 104565746

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 163, 242, 257, 286, 326, 514, 1573, 1793, 2119, 2827, 3146, 3341, 3586, 4238, 5654, 6682, 19723, 23309, 31097, 36751, 39446, 41891, 46618, 62194, 73502, 83782, 256399, 404261, 460801, 512798, 544583, 808522, 921602, 1089166, 5068811, 5990413, 10137622, 11980826, 65894543, 131789086]

約数ペア:

[(1, 131789086), (2, 65894543), (11, 11980826), (13, 10137622), (22, 5990413), (26, 5068811), (121, 1089166), (143, 921602), (163, 808522), (242, 544583), (257, 512798), (286, 460801), (326, 404261), (514, 256399), (1573, 83782), (1793, 73502), (2119, 62194), (2827, 46618), (3146, 41891), (3341, 39446), (3586, 36751), (4238, 31097), (5654, 23309), (6682, 19723)]