211029057

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 323955720

約数和(自身を除く): 112926663

約数列:

[1, 3, 9, 27, 73, 81, 89, 219, 267, 401, 657, 801, 1203, 1971, 2403, 3609, 5913, 6497, 7209, 10827, 19491, 29273, 32481, 35689, 58473, 87819, 107067, 175419, 263457, 321201, 526257, 790371, 963603, 2371113, 2605297, 2890809, 7815891, 23447673, 70343019, 211029057]

約数ペア:

[(1, 211029057), (3, 70343019), (9, 23447673), (27, 7815891), (73, 2890809), (81, 2605297), (89, 2371113), (219, 963603), (267, 790371), (401, 526257), (657, 321201), (801, 263457), (1203, 175419), (1971, 107067), (2403, 87819), (3609, 58473), (5913, 35689), (6497, 32481), (7209, 29273), (10827, 19491)]