628991998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1\times {\mathrm{6781}}^1$

素因数の和:9243

約数の個数: 16

約数和(自身を含む): 993698640

約数和(自身を除く): 364706642

約数列:

[1, 2, 19, 38, 2441, 4882, 6781, 13562, 46379, 92758, 128839, 257678, 16552421, 33104842, 314495999, 628991998]

約数ペア:

[(1, 628991998), (2, 314495999), (19, 33104842), (38, 16552421), (2441, 257678), (4882, 128839), (6781, 92758), (13562, 46379)]