78393959

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5471}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 94556160

約数和(自身を除く): 16162201

約数列:

[1, 7, 23, 89, 161, 623, 2047, 5471, 14329, 38297, 125833, 486919, 880831, 3408433, 11199137, 78393959]

約数ペア:

[(1, 78393959), (7, 11199137), (23, 3408433), (89, 880831), (161, 486919), (623, 125833), (2047, 38297), (5471, 14329)]