290042263

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1\times {\mathrm{1187}}^1$

素因数の和:1782

約数の個数: 16

約数和(自身を含む): 337353984

約数和(自身を除く): 47311721

約数列:

[1, 7, 67, 469, 521, 1187, 3647, 8309, 34907, 79529, 244349, 556703, 618427, 4328989, 41434609, 290042263]

約数ペア:

[(1, 290042263), (7, 41434609), (67, 4328989), (469, 618427), (521, 556703), (1187, 244349), (3647, 79529), (8309, 34907)]