8981007

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 13727232

約数和(自身を除く): 4746225

約数列:

[1, 3, 7, 21, 647, 661, 1941, 1983, 4529, 4627, 13587, 13881, 427667, 1283001, 2993669, 8981007]

約数ペア:

[(1, 8981007), (3, 2993669), (7, 1283001), (21, 427667), (647, 13881), (661, 13587), (1941, 4627), (1983, 4529)]