1256804516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{664273}}^1$

素因数の和:664331

約数の個数: 24

約数和(自身を含む): 2455156704

約数和(自身を除く): 1198352188

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 664273, 1328546, 2657092, 7307003, 14614006, 28563739, 29228012, 57127478, 114254956, 314201129, 628402258, 1256804516]

約数ペア:

[(1, 1256804516), (2, 628402258), (4, 314201129), (11, 114254956), (22, 57127478), (43, 29228012), (44, 28563739), (86, 14614006), (172, 7307003), (473, 2657092), (946, 1328546), (1892, 664273)]