1991501974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{757}}^1\times {\mathrm{1553}}^1$

素因数の和:2341

約数の個数: 48

約数和(自身を含む): 3759958944

約数和(自身を除く): 1768456970

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 757, 847, 1514, 1553, 1694, 3106, 5299, 8327, 10598, 10871, 16654, 17083, 21742, 34166, 58289, 91597, 116578, 119581, 183194, 187913, 239162, 375826, 641179, 1175621, 1282358, 1315391, 2351242, 2630782, 8229347, 12931831, 16458694, 25863662, 90522817, 142250141, 181045634, 284500282, 995750987, 1991501974]

約数ペア:

[(1, 1991501974), (2, 995750987), (7, 284500282), (11, 181045634), (14, 142250141), (22, 90522817), (77, 25863662), (121, 16458694), (154, 12931831), (242, 8229347), (757, 2630782), (847, 2351242), (1514, 1315391), (1553, 1282358), (1694, 1175621), (3106, 641179), (5299, 375826), (8327, 239162), (10598, 187913), (10871, 183194), (16654, 119581), (17083, 116578), (21742, 91597), (34166, 58289)]