81429838

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{65353}}^1$

素因数の和:65451

約数の個数: 16

約数和(自身を含む): 141164640

約数和(自身を除く): 59734802

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 65353, 130706, 457471, 914942, 5816417, 11632834, 40714919, 81429838]

約数ペア:

[(1, 81429838), (2, 40714919), (7, 11632834), (14, 5816417), (89, 914942), (178, 457471), (623, 130706), (1246, 65353)]