16966145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 25313280

約数和(自身を除く): 8347135

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 823, 1085, 2945, 4115, 4123, 5761, 15637, 20615, 25513, 28805, 78185, 109459, 127565, 178591, 484747, 547295, 892955, 2423735, 3393229, 16966145]

約数ペア:

[(1, 16966145), (5, 3393229), (7, 2423735), (19, 892955), (31, 547295), (35, 484747), (95, 178591), (133, 127565), (155, 109459), (217, 78185), (589, 28805), (665, 25513), (823, 20615), (1085, 15637), (2945, 5761), (4115, 4123)]