287592074

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 560387520

約数和(自身を除く): 272795446

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 79, 98, 121, 154, 158, 242, 307, 539, 553, 614, 847, 869, 1078, 1106, 1694, 1738, 2149, 3377, 3871, 4298, 5929, 6083, 6754, 7742, 9559, 11858, 12166, 15043, 19118, 23639, 24253, 30086, 37147, 42581, 47278, 48506, 66913, 74294, 85162, 133826, 165473, 169771, 260029, 266783, 330946, 339542, 468391, 520058, 533566, 936782, 1188397, 1820203, 1867481, 2376794, 2934613, 3640406, 3734962, 5869226, 13072367, 20542291, 26144734, 41084582, 143796037, 287592074]

約数ペア:

[(1, 287592074), (2, 143796037), (7, 41084582), (11, 26144734), (14, 20542291), (22, 13072367), (49, 5869226), (77, 3734962), (79, 3640406), (98, 2934613), (121, 2376794), (154, 1867481), (158, 1820203), (242, 1188397), (307, 936782), (539, 533566), (553, 520058), (614, 468391), (847, 339542), (869, 330946), (1078, 266783), (1106, 260029), (1694, 169771), (1738, 165473), (2149, 133826), (3377, 85162), (3871, 74294), (4298, 66913), (5929, 48506), (6083, 47278), (6754, 42581), (7742, 37147), (9559, 30086), (11858, 24253), (12166, 23639), (15043, 19118)]