1561175538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{15649}}^1$

素因数の和:16946

約数の個数: 32

約数和(自身を含む): 3365376000

約数和(自身を除く): 1804200462

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1279, 2558, 3837, 7674, 15649, 16627, 31298, 33254, 46947, 49881, 93894, 99762, 203437, 406874, 610311, 1220622, 20015071, 40030142, 60045213, 120090426, 260195923, 520391846, 780587769, 1561175538]

約数ペア:

[(1, 1561175538), (2, 780587769), (3, 520391846), (6, 260195923), (13, 120090426), (26, 60045213), (39, 40030142), (78, 20015071), (1279, 1220622), (2558, 610311), (3837, 406874), (7674, 203437), (15649, 99762), (16627, 93894), (31298, 49881), (33254, 46947)]