68828908

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1567}}^1$

素因数の和:1789

約数の個数: 24

約数和(自身を含む): 122931200

約数和(自身を除く): 54102292

約数列:

[1, 2, 4, 79, 139, 158, 278, 316, 556, 1567, 3134, 6268, 10981, 21962, 43924, 123793, 217813, 247586, 435626, 495172, 871252, 17207227, 34414454, 68828908]

約数ペア:

[(1, 68828908), (2, 34414454), (4, 17207227), (79, 871252), (139, 495172), (158, 435626), (278, 247586), (316, 217813), (556, 123793), (1567, 43924), (3134, 21962), (6268, 10981)]