9138213

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1987}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 15299648

約数和(自身を除く): 6161435

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 1987, 4599, 5961, 13909, 17883, 41727, 125181, 145051, 435153, 1015357, 1305459, 3046071, 9138213]

約数ペア:

[(1, 9138213), (3, 3046071), (7, 1305459), (9, 1015357), (21, 435153), (63, 145051), (73, 125181), (219, 41727), (511, 17883), (657, 13909), (1533, 5961), (1987, 4599)]