678665008

素因数分解:

$2^4\times 7^1\times {\mathrm{6059509}}^1$

素因数の和:6059524

約数の個数: 20

約数和(自身を含む): 1502758480

約数和(自身を除く): 824093472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 6059509, 12119018, 24238036, 42416563, 48476072, 84833126, 96952144, 169666252, 339332504, 678665008]

約数ペア:

[(1, 678665008), (2, 339332504), (4, 169666252), (7, 96952144), (8, 84833126), (14, 48476072), (16, 42416563), (28, 24238036), (56, 12119018), (112, 6059509)]