978046990

素因数分解:

$2^1\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{45259}}^1$

素因数の和:47427

約数の個数: 16

約数和(自身を含む): 1761338160

約数和(自身を除く): 783291170

約数列:

[1, 2, 5, 10, 2161, 4322, 10805, 21610, 45259, 90518, 226295, 452590, 97804699, 195609398, 489023495, 978046990]

約数ペア:

[(1, 978046990), (2, 489023495), (5, 195609398), (10, 97804699), (2161, 452590), (4322, 226295), (10805, 90518), (21610, 45259)]