1268688928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{6947}}^1$

素因数の和:7409

約数の個数: 48

約数和(自身を含む): 2696379840

約数和(自身を除く): 1427690912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 439, 878, 1756, 3512, 5707, 6947, 7024, 11414, 13894, 14048, 22828, 27788, 45656, 55576, 90311, 91312, 111152, 180622, 182624, 222304, 361244, 722488, 1444976, 2889952, 3049733, 6099466, 12198932, 24397864, 39646529, 48795728, 79293058, 97591456, 158586116, 317172232, 634344464, 1268688928]

約数ペア:

[(1, 1268688928), (2, 634344464), (4, 317172232), (8, 158586116), (13, 97591456), (16, 79293058), (26, 48795728), (32, 39646529), (52, 24397864), (104, 12198932), (208, 6099466), (416, 3049733), (439, 2889952), (878, 1444976), (1756, 722488), (3512, 361244), (5707, 222304), (6947, 182624), (7024, 180622), (11414, 111152), (13894, 91312), (14048, 90311), (22828, 55576), (27788, 45656)]