81668776

素因数分解:

$2^3\times 7^1\times {\mathrm{1458371}}^1$

素因数の和:1458384

約数の個数: 16

約数和(自身を含む): 175004640

約数和(自身を除く): 93335864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1458371, 2916742, 5833484, 10208597, 11666968, 20417194, 40834388, 81668776]

約数ペア:

[(1, 81668776), (2, 40834388), (4, 20417194), (7, 11666968), (8, 10208597), (14, 5833484), (28, 2916742), (56, 1458371)]