39920223

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{3163}}^1$

素因数の和:3774

約数の個数: 16

約数和(自身を含む): 60951296

約数和(自身を除く): 21031073

約数列:

[1, 3, 7, 21, 601, 1803, 3163, 4207, 9489, 12621, 22141, 66423, 1900963, 5702889, 13306741, 39920223]

約数ペア:

[(1, 39920223), (3, 13306741), (7, 5702889), (21, 1900963), (601, 66423), (1803, 22141), (3163, 12621), (4207, 9489)]