1281390214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2142793}}^1$

素因数の和:2142831

約数の個数: 16

約数和(自身を含む): 2159936352

約数和(自身を除く): 878546138

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 2142793, 4285586, 27856309, 49284239, 55712618, 98568478, 640695107, 1281390214]

約数ペア:

[(1, 1281390214), (2, 640695107), (13, 98568478), (23, 55712618), (26, 49284239), (46, 27856309), (299, 4285586), (598, 2142793)]