645299967

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43889}}^1$

素因数の和:43947

約数の個数: 24

約数和(自身を含む): 963824400

約数和(自身を除く): 318524433

約数列:

[1, 3, 13, 29, 39, 87, 169, 377, 507, 1131, 4901, 14703, 43889, 131667, 570557, 1272781, 1711671, 3818343, 7417241, 16546153, 22251723, 49638459, 215099989, 645299967]

約数ペア:

[(1, 645299967), (3, 215099989), (13, 49638459), (29, 22251723), (39, 16546153), (87, 7417241), (169, 3818343), (377, 1711671), (507, 1272781), (1131, 570557), (4901, 131667), (14703, 43889)]