287142716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{839}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 609638400

約数和(自身を除く): 322495684

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 719, 839, 1438, 1678, 2876, 3356, 5033, 5873, 10066, 11746, 12223, 14263, 20132, 23492, 24446, 28526, 48892, 57052, 85561, 99841, 171122, 199682, 342244, 399364, 603241, 1206482, 2412964, 4222687, 8445374, 10255097, 16890748, 20510194, 41020388, 71785679, 143571358, 287142716]

約数ペア:

[(1, 287142716), (2, 143571358), (4, 71785679), (7, 41020388), (14, 20510194), (17, 16890748), (28, 10255097), (34, 8445374), (68, 4222687), (119, 2412964), (238, 1206482), (476, 603241), (719, 399364), (839, 342244), (1438, 199682), (1678, 171122), (2876, 99841), (3356, 85561), (5033, 57052), (5873, 48892), (10066, 28526), (11746, 24446), (12223, 23492), (14263, 20132)]