200028087

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 338038272

約数和(自身を除く): 138010185

約数列:

[1, 3, 7, 9, 21, 63, 71, 197, 213, 227, 497, 591, 639, 681, 1379, 1491, 1589, 1773, 2043, 4137, 4473, 4767, 12411, 13987, 14301, 16117, 41961, 44719, 48351, 97909, 112819, 125883, 134157, 145053, 293727, 313033, 338457, 402471, 881181, 939099, 1015371, 2817297, 3175049, 9525147, 22225343, 28575441, 66676029, 200028087]

約数ペア:

[(1, 200028087), (3, 66676029), (7, 28575441), (9, 22225343), (21, 9525147), (63, 3175049), (71, 2817297), (197, 1015371), (213, 939099), (227, 881181), (497, 402471), (591, 338457), (639, 313033), (681, 293727), (1379, 145053), (1491, 134157), (1589, 125883), (1773, 112819), (2043, 97909), (4137, 48351), (4473, 44719), (4767, 41961), (12411, 16117), (13987, 14301)]