28804945694

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1\times {\mathrm{523}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 50996183040

約数和(自身を除く): 22191237346

約数列:

[1, 2, 7, 14, 43, 86, 191, 301, 382, 479, 523, 602, 958, 1046, 1337, 2674, 3353, 3661, 6706, 7322, 8213, 16426, 20597, 22489, 41194, 44978, 57491, 91489, 99893, 114982, 144179, 157423, 182978, 199786, 250517, 288358, 314846, 501034, 640423, 699251, 1280846, 1398502, 1753619, 3507238, 3934027, 4295399, 7868054, 8590798, 10772231, 21544462, 27538189, 30067793, 47848747, 55076378, 60135586, 75405617, 95697494, 150811234, 334941229, 669882458, 2057496121, 4114992242, 14402472847, 28804945694]

約数ペア:

[(1, 28804945694), (2, 14402472847), (7, 4114992242), (14, 2057496121), (43, 669882458), (86, 334941229), (191, 150811234), (301, 95697494), (382, 75405617), (479, 60135586), (523, 55076378), (602, 47848747), (958, 30067793), (1046, 27538189), (1337, 21544462), (2674, 10772231), (3353, 8590798), (3661, 7868054), (6706, 4295399), (7322, 3934027), (8213, 3507238), (16426, 1753619), (20597, 1398502), (22489, 1280846), (41194, 699251), (44978, 640423), (57491, 501034), (91489, 314846), (99893, 288358), (114982, 250517), (144179, 199786), (157423, 182978)]