509423337

素因数分解:

$3^4\times {\mathrm{631}}^1\times {\mathrm{9967}}^1$

素因数の和:10610

約数の個数: 20

約数和(自身を含む): 762272896

約数和(自身を除く): 252849559

約数列:

[1, 3, 9, 27, 81, 631, 1893, 5679, 9967, 17037, 29901, 51111, 89703, 269109, 807327, 6289177, 18867531, 56602593, 169807779, 509423337]

約数ペア:

[(1, 509423337), (3, 169807779), (9, 56602593), (27, 18867531), (81, 6289177), (631, 807327), (1893, 269109), (5679, 89703), (9967, 51111), (17037, 29901)]