205211601

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 148596399

約数列:

[1, 3, 7, 9, 21, 41, 53, 63, 123, 159, 287, 369, 371, 477, 861, 1113, 1499, 2173, 2583, 3339, 4497, 6519, 10493, 13491, 15211, 19557, 31479, 45633, 61459, 79447, 94437, 136899, 184377, 238341, 430213, 553131, 556129, 715023, 1290639, 1668387, 3257327, 3871917, 5005161, 9771981, 22801289, 29315943, 68403867, 205211601]

約数ペア:

[(1, 205211601), (3, 68403867), (7, 29315943), (9, 22801289), (21, 9771981), (41, 5005161), (53, 3871917), (63, 3257327), (123, 1668387), (159, 1290639), (287, 715023), (369, 556129), (371, 553131), (477, 430213), (861, 238341), (1113, 184377), (1499, 136899), (2173, 94437), (2583, 79447), (3339, 61459), (4497, 45633), (6519, 31479), (10493, 19557), (13491, 15211)]