489390923

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{69427}}^1$

素因数の和:69506

約数の個数: 16

約数和(自身を含む): 599857920

約数和(自身を除く): 110466997

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 69427, 485989, 1319113, 3679631, 9233791, 25757417, 69912989, 489390923]

約数ペア:

[(1, 489390923), (7, 69912989), (19, 25757417), (53, 9233791), (133, 3679631), (371, 1319113), (1007, 485989), (7049, 69427)]