1680491982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1\times {\mathrm{13873}}^1$

素因数の和:15444

約数の個数: 32

約数和(自身を含む): 3622112928

約数和(自身を除く): 1941620946

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1553, 3106, 4659, 9318, 13873, 20189, 27746, 40378, 41619, 60567, 83238, 121134, 180349, 360698, 541047, 1082094, 21544769, 43089538, 64634307, 129268614, 280081997, 560163994, 840245991, 1680491982]

約数ペア:

[(1, 1680491982), (2, 840245991), (3, 560163994), (6, 280081997), (13, 129268614), (26, 64634307), (39, 43089538), (78, 21544769), (1553, 1082094), (3106, 541047), (4659, 360698), (9318, 180349), (13873, 121134), (20189, 83238), (27746, 60567), (40378, 41619)]