258201503

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{21211}}^1$

素因数の和:21302

約数の個数: 16

約数和(自身を含む): 309525504

約数和(自身を除く): 51324001

約数列:

[1, 7, 37, 47, 259, 329, 1739, 12173, 21211, 148477, 784807, 996917, 5493649, 6978419, 36885929, 258201503]

約数ペア:

[(1, 258201503), (7, 36885929), (37, 6978419), (47, 5493649), (259, 996917), (329, 784807), (1739, 148477), (12173, 21211)]