39840477

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{337}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 53831232

約数和(自身を除く): 13990755

約数列:

[1, 3, 157, 251, 337, 471, 753, 1011, 39407, 52909, 84587, 118221, 158727, 253761, 13280159, 39840477]

約数ペア:

[(1, 39840477), (3, 13280159), (157, 253761), (251, 158727), (337, 118221), (471, 84587), (753, 52909), (1011, 39407)]