1256742774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{9769}}^1$

素因数の和:10805

約数の個数: 48

約数和(自身を含む): 3115301280

約数和(自身を除く): 1858558506

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1021, 2042, 3063, 6126, 7147, 9189, 9769, 14294, 18378, 19538, 21441, 29307, 42882, 58614, 64323, 68383, 87921, 128646, 136766, 175842, 205149, 410298, 615447, 1230894, 9974149, 19948298, 29922447, 59844894, 69819043, 89767341, 139638086, 179534682, 209457129, 418914258, 628371387, 1256742774]

約数ペア:

[(1, 1256742774), (2, 628371387), (3, 418914258), (6, 209457129), (7, 179534682), (9, 139638086), (14, 89767341), (18, 69819043), (21, 59844894), (42, 29922447), (63, 19948298), (126, 9974149), (1021, 1230894), (2042, 615447), (3063, 410298), (6126, 205149), (7147, 175842), (9189, 136766), (9769, 128646), (14294, 87921), (18378, 68383), (19538, 64323), (21441, 58614), (29307, 42882)]