990388622

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{857}}^1\times {\mathrm{4157}}^1$

素因数の和:5155

約数の個数: 16

約数和(自身を含む): 1498376880

約数和(自身を除く): 507988258

約数列:

[1, 2, 139, 278, 857, 1714, 4157, 8314, 119123, 238246, 577823, 1155646, 3562549, 7125098, 495194311, 990388622]

約数ペア:

[(1, 990388622), (2, 495194311), (139, 7125098), (278, 3562549), (857, 1155646), (1714, 577823), (4157, 238246), (8314, 119123)]