28081278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 65445120

約数和(自身を除く): 37363842

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1747, 1786, 2679, 3494, 5241, 5358, 8037, 10482, 15723, 16074, 31446, 33193, 66386, 82109, 99579, 164218, 199158, 246327, 298737, 492654, 597474, 738981, 1477962, 1560071, 3120142, 4680213, 9360426, 14040639, 28081278]

約数ペア:

[(1, 28081278), (2, 14040639), (3, 9360426), (6, 4680213), (9, 3120142), (18, 1560071), (19, 1477962), (38, 738981), (47, 597474), (57, 492654), (94, 298737), (114, 246327), (141, 199158), (171, 164218), (282, 99579), (342, 82109), (423, 66386), (846, 33193), (893, 31446), (1747, 16074), (1786, 15723), (2679, 10482), (3494, 8037), (5241, 5358)]