69998889128

素因数分解:

$2^3\times 7^1\times {\mathrm{1249980163}}^1$

素因数の和:1249980176

約数の個数: 16

約数和(自身を含む): 149997619680

約数和(自身を除く): 79998730552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1249980163, 2499960326, 4999920652, 8749861141, 9999841304, 17499722282, 34999444564, 69998889128]

約数ペア:

[(1, 69998889128), (2, 34999444564), (4, 17499722282), (7, 9999841304), (8, 8749861141), (14, 4999920652), (28, 2499960326), (56, 1249980163)]