13378977

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 19987968

約数和(自身を除く): 6608991

約数列:

[1, 3, 9, 43, 129, 181, 191, 387, 543, 573, 1629, 1719, 7783, 8213, 23349, 24639, 34571, 70047, 73917, 103713, 311139, 1486553, 4459659, 13378977]

約数ペア:

[(1, 13378977), (3, 4459659), (9, 1486553), (43, 311139), (129, 103713), (181, 73917), (191, 70047), (387, 34571), (543, 24639), (573, 23349), (1629, 8213), (1719, 7783)]