213021027

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{3529}}^1$

素因数の和:3907

約数の個数: 24

約数和(自身を含む): 324901200

約数和(自身を除く): 111880173

約数列:

[1, 3, 9, 19, 57, 171, 353, 1059, 3177, 3529, 6707, 10587, 20121, 31761, 60363, 67051, 201153, 603459, 1245737, 3737211, 11211633, 23669003, 71007009, 213021027]

約数ペア:

[(1, 213021027), (3, 71007009), (9, 23669003), (19, 11211633), (57, 3737211), (171, 1245737), (353, 603459), (1059, 201153), (3177, 67051), (3529, 60363), (6707, 31761), (10587, 20121)]