978998974

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{25931}}^1$

素因数の和:26415

約数の個数: 16

約数和(自身を含む): 1506130560

約数和(自身を除く): 527131586

約数列:

[1, 2, 43, 86, 439, 878, 18877, 25931, 37754, 51862, 1115033, 2230066, 11383709, 22767418, 489499487, 978998974]

約数ペア:

[(1, 978998974), (2, 489499487), (43, 22767418), (86, 11383709), (439, 2230066), (878, 1115033), (18877, 51862), (25931, 37754)]