400730547

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{67429}}^1$

素因数の和:67722

約数の個数: 16

約数和(自身を含む): 612803840

約数和(自身を除く): 212073293

約数列:

[1, 3, 7, 21, 283, 849, 1981, 5943, 67429, 202287, 472003, 1416009, 19082407, 57247221, 133576849, 400730547]

約数ペア:

[(1, 400730547), (3, 133576849), (7, 57247221), (21, 19082407), (283, 1416009), (849, 472003), (1981, 202287), (5943, 67429)]