1256157693

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{390961}}^1$

素因数の和:390994

約数の個数: 32

約数和(自身を含む): 2251941120

約数和(自身を除く): 995783427

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 390961, 1172883, 2736727, 3518649, 6646337, 8210181, 10555947, 19939011, 24630543, 46524359, 59817033, 73891629, 139573077, 179451099, 418719231, 1256157693]

約数ペア:

[(1, 1256157693), (3, 418719231), (7, 179451099), (9, 139573077), (17, 73891629), (21, 59817033), (27, 46524359), (51, 24630543), (63, 19939011), (119, 10555947), (153, 8210181), (189, 6646337), (357, 3518649), (459, 2736727), (1071, 1172883), (3213, 390961)]