409840317

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{941}}^1$

素因数の和:1255

約数の個数: 40

約数和(自身を含む): 647417760

約数和(自身を除く): 237577443

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 283, 513, 849, 941, 1539, 2547, 2823, 5377, 7641, 8469, 16131, 17879, 22923, 25407, 48393, 53637, 76221, 145179, 160911, 266303, 435537, 482733, 798909, 1448199, 2396727, 5059757, 7190181, 15179271, 21570543, 45537813, 136613439, 409840317]

約数ペア:

[(1, 409840317), (3, 136613439), (9, 45537813), (19, 21570543), (27, 15179271), (57, 7190181), (81, 5059757), (171, 2396727), (283, 1448199), (513, 798909), (849, 482733), (941, 435537), (1539, 266303), (2547, 160911), (2823, 145179), (5377, 76221), (7641, 53637), (8469, 48393), (16131, 25407), (17879, 22923)]