258786164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{710951}}^1$

素因数の和:710975

約数の個数: 24

約数和(自身を含む): 557386368

約数和(自身を除く): 298600204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 710951, 1421902, 2843804, 4976657, 9242363, 9953314, 18484726, 19906628, 36969452, 64696541, 129393082, 258786164]

約数ペア:

[(1, 258786164), (2, 129393082), (4, 64696541), (7, 36969452), (13, 19906628), (14, 18484726), (26, 9953314), (28, 9242363), (52, 4976657), (91, 2843804), (182, 1421902), (364, 710951)]