39973209

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2749}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 55176000

約数和(自身を除く): 15202791

約数列:

[1, 3, 37, 111, 131, 393, 2749, 4847, 8247, 14541, 101713, 305139, 360119, 1080357, 13324403, 39973209]

約数ペア:

[(1, 39973209), (3, 13324403), (37, 1080357), (111, 360119), (131, 305139), (393, 101713), (2749, 14541), (4847, 8247)]