978806857

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{3559}}^1$

素因数の和:4056

約数の個数: 16

約数和(自身を含む): 1132934400

約数和(自身を除く): 154127543

約数列:

[1, 7, 101, 389, 707, 2723, 3559, 24913, 39289, 275023, 359459, 1384451, 2516213, 9691157, 139829551, 978806857]

約数ペア:

[(1, 978806857), (7, 139829551), (101, 9691157), (389, 2516213), (707, 1384451), (2723, 359459), (3559, 275023), (24913, 39289)]