2601081

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2116359

約数列:

[1, 3, 7, 9, 19, 21, 41, 53, 57, 63, 123, 133, 159, 171, 287, 369, 371, 399, 477, 779, 861, 1007, 1113, 1197, 2173, 2337, 2583, 3021, 3339, 5453, 6519, 7011, 7049, 9063, 15211, 16359, 19557, 21147, 41287, 45633, 49077, 63441, 123861, 136899, 289009, 371583, 867027, 2601081]

約数ペア:

[(1, 2601081), (3, 867027), (7, 371583), (9, 289009), (19, 136899), (21, 123861), (41, 63441), (53, 49077), (57, 45633), (63, 41287), (123, 21147), (133, 19557), (159, 16359), (171, 15211), (287, 9063), (369, 7049), (371, 7011), (399, 6519), (477, 5453), (779, 3339), (861, 3021), (1007, 2583), (1113, 2337), (1197, 2173)]