78540056

素因数分解:

$2^3\times 7^1\times {\mathrm{1402501}}^1$

素因数の和:1402514

約数の個数: 16

約数和(自身を含む): 168300240

約数和(自身を除く): 89760184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1402501, 2805002, 5610004, 9817507, 11220008, 19635014, 39270028, 78540056]

約数ペア:

[(1, 78540056), (2, 39270028), (4, 19635014), (7, 11220008), (8, 9817507), (14, 5610004), (28, 2805002), (56, 1402501)]