208247391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{110711}}^1$

素因数の和:110747

約数の個数: 24

約数和(自身を含む): 345421440

約数和(自身を除く): 137174049

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 110711, 332133, 996399, 1217821, 2103509, 3653463, 6310527, 10960389, 18931581, 23138599, 69415797, 208247391]

約数ペア:

[(1, 208247391), (3, 69415797), (9, 23138599), (11, 18931581), (19, 10960389), (33, 6310527), (57, 3653463), (99, 2103509), (171, 1217821), (209, 996399), (627, 332133), (1881, 110711)]