259283199

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{18679}}^1$

素因数の和:19350

約数の個数: 16

約数和(自身を含む): 395717120

約数和(自身を除く): 136433921

約数列:

[1, 3, 7, 21, 661, 1983, 4627, 13881, 18679, 56037, 130753, 392259, 12346819, 37040457, 86427733, 259283199]

約数ペア:

[(1, 259283199), (3, 86427733), (7, 37040457), (21, 12346819), (661, 392259), (1983, 130753), (4627, 56037), (13881, 18679)]