78642068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1156501}}^1$

素因数の和:1156522

約数の個数: 12

約数和(自身を含む): 145719252

約数和(自身を除く): 67077184

約数列:

[1, 2, 4, 17, 34, 68, 1156501, 2313002, 4626004, 19660517, 39321034, 78642068]

約数ペア:

[(1, 78642068), (2, 39321034), (4, 19660517), (17, 4626004), (34, 2313002), (68, 1156501)]