221420742

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{17923}}^1$

素因数の和:18028

約数の個数: 32

約数和(自身を含む): 464590080

約数和(自身を除く): 243169338

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 2059, 4118, 6177, 12354, 17923, 35846, 53769, 107538, 519767, 1039534, 1272533, 1559301, 2545066, 3118602, 3817599, 7635198, 36903457, 73806914, 110710371, 221420742]

約数ペア:

[(1, 221420742), (2, 110710371), (3, 73806914), (6, 36903457), (29, 7635198), (58, 3817599), (71, 3118602), (87, 2545066), (142, 1559301), (174, 1272533), (213, 1039534), (426, 519767), (2059, 107538), (4118, 53769), (6177, 35846), (12354, 17923)]