286720004

素因数分解:

$2^2\times {\mathrm{1289}}^1\times {\mathrm{55609}}^1$

素因数の和:56902

約数の個数: 12

約数和(自身を含む): 502158300

約数和(自身を除く): 215438296

約数列:

[1, 2, 4, 1289, 2578, 5156, 55609, 111218, 222436, 71680001, 143360002, 286720004]

約数ペア:

[(1, 286720004), (2, 143360002), (4, 71680001), (1289, 222436), (2578, 111218), (5156, 55609)]