278114397

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{60631}}^1$

素因数の和:60784

約数の個数: 16

約数和(自身を含む): 407447040

約数和(自身を除く): 129332643

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 60631, 181893, 666941, 2000823, 8427709, 25283127, 92704799, 278114397]

約数ペア:

[(1, 278114397), (3, 92704799), (11, 25283127), (33, 8427709), (139, 2000823), (417, 666941), (1529, 181893), (4587, 60631)]