644062468

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{142871}}^1$

素因数の和:142912

約数の個数: 36

約数和(自身を含む): 1368142272

約数和(自身を除く): 724079804

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 142871, 285742, 571484, 1000097, 2000194, 3286033, 4000388, 6572066, 7000679, 13144132, 14001358, 23002231, 28002716, 46004462, 92008924, 161015617, 322031234, 644062468]

約数ペア:

[(1, 644062468), (2, 322031234), (4, 161015617), (7, 92008924), (14, 46004462), (23, 28002716), (28, 23002231), (46, 14001358), (49, 13144132), (92, 7000679), (98, 6572066), (161, 4000388), (196, 3286033), (322, 2000194), (644, 1000097), (1127, 571484), (2254, 285742), (4508, 142871)]