253997044

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{210961}}^1$

素因数の和:211015

約数の個数: 24

約数和(自身を含む): 519810368

約数和(自身を除く): 265813324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 210961, 421922, 843844, 1476727, 2953454, 5906908, 9071323, 18142646, 36285292, 63499261, 126998522, 253997044]

約数ペア:

[(1, 253997044), (2, 126998522), (4, 63499261), (7, 36285292), (14, 18142646), (28, 9071323), (43, 5906908), (86, 2953454), (172, 1476727), (301, 843844), (602, 421922), (1204, 210961)]