215514423

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{2131}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 330263856

約数和(自身を除く): 114749433

約数列:

[1, 3, 9, 17, 51, 153, 661, 1983, 2131, 5949, 6393, 11237, 19179, 33711, 36227, 101133, 108681, 326043, 1408591, 4225773, 12677319, 23946047, 71838141, 215514423]

約数ペア:

[(1, 215514423), (3, 71838141), (9, 23946047), (17, 12677319), (51, 4225773), (153, 1408591), (661, 326043), (1983, 108681), (2131, 101133), (5949, 36227), (6393, 33711), (11237, 19179)]