291427689

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{207127}}^1$

素因数の和:207204

約数の個数: 16

約数和(自身を含む): 450710528

約数和(自身を除く): 159282839

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 207127, 621381, 1449889, 4349667, 13877509, 41632527, 97142563, 291427689]

約数ペア:

[(1, 291427689), (3, 97142563), (7, 41632527), (21, 13877509), (67, 4349667), (201, 1449889), (469, 621381), (1407, 207127)]