561270591

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{132971}}^1$

素因数の和:133051

約数の個数: 24

約数和(自身を含む): 940377984

約数和(自身を除く): 379107393

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 132971, 398913, 930797, 1196739, 2792391, 8377173, 8909057, 26727171, 62363399, 80181513, 187090197, 561270591]

約数ペア:

[(1, 561270591), (3, 187090197), (7, 80181513), (9, 62363399), (21, 26727171), (63, 8909057), (67, 8377173), (201, 2792391), (469, 1196739), (603, 930797), (1407, 398913), (4221, 132971)]