320042691

素因数分解:

$3^3\times {\mathrm{659}}^1\times {\mathrm{17987}}^1$

素因数の和:18655

約数の個数: 16

約数和(自身を含む): 474883200

約数和(自身を除く): 154840509

約数列:

[1, 3, 9, 27, 659, 1977, 5931, 17793, 17987, 53961, 161883, 485649, 11853433, 35560299, 106680897, 320042691]

約数ペア:

[(1, 320042691), (3, 106680897), (9, 35560299), (27, 11853433), (659, 485649), (1977, 161883), (5931, 53961), (17793, 17987)]