80981342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{13721}}^1$

素因数の和:13963

約数の個数: 16

約数和(自身を含む): 131401872

約数和(自身を除く): 50420530

約数列:

[1, 2, 13, 26, 227, 454, 2951, 5902, 13721, 27442, 178373, 356746, 3114667, 6229334, 40490671, 80981342]

約数ペア:

[(1, 80981342), (2, 40490671), (13, 6229334), (26, 3114667), (227, 356746), (454, 178373), (2951, 27442), (5902, 13721)]