201990904791

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{37199}}^1$

素因数の和:37376

約数の個数: 64

約数和(自身を含む): 307780300800

約数和(自身を除く): 105789396009

約数列:

[1, 3, 13, 37, 39, 53, 71, 111, 159, 213, 481, 689, 923, 1443, 1961, 2067, 2627, 2769, 3763, 5883, 7881, 11289, 25493, 34151, 37199, 48919, 76479, 102453, 111597, 139231, 146757, 417693, 483587, 1376363, 1450761, 1810003, 1971547, 2641129, 4129089, 5430009, 5914641, 7923387, 17892719, 25630111, 34334677, 53678157, 72947239, 76890333, 97721773, 103004031, 139979837, 218841717, 293165319, 419939511, 948314107, 1270383049, 1819737881, 2844942321, 3811149147, 5179253969, 5459213643, 15537761907, 67330301597, 201990904791]

約数ペア:

[(1, 201990904791), (3, 67330301597), (13, 15537761907), (37, 5459213643), (39, 5179253969), (53, 3811149147), (71, 2844942321), (111, 1819737881), (159, 1270383049), (213, 948314107), (481, 419939511), (689, 293165319), (923, 218841717), (1443, 139979837), (1961, 103004031), (2067, 97721773), (2627, 76890333), (2769, 72947239), (3763, 53678157), (5883, 34334677), (7881, 25630111), (11289, 17892719), (25493, 7923387), (34151, 5914641), (37199, 5430009), (48919, 4129089), (76479, 2641129), (102453, 1971547), (111597, 1810003), (139231, 1450761), (146757, 1376363), (417693, 483587)]