3121385351

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1\times {\mathrm{821}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 3874894848

約数和(自身を除く): 753509497

約数列:

[1, 7, 17, 43, 119, 301, 731, 743, 821, 5117, 5201, 5747, 12631, 13957, 31949, 35303, 88417, 97699, 223643, 247121, 543133, 600151, 610003, 3801931, 4201057, 4270021, 10370051, 26230129, 72590357, 183610903, 445912193, 3121385351]

約数ペア:

[(1, 3121385351), (7, 445912193), (17, 183610903), (43, 72590357), (119, 26230129), (301, 10370051), (731, 4270021), (743, 4201057), (821, 3801931), (5117, 610003), (5201, 600151), (5747, 543133), (12631, 247121), (13957, 223643), (31949, 97699), (35303, 88417)]