209306757

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{147503}}^1$

素因数の和:147560

約数の個数: 16

約数和(自身を含む): 311528448

約数和(自身を除く): 102221691

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 147503, 442509, 1622533, 4867599, 6342629, 19027887, 69768919, 209306757]

約数ペア:

[(1, 209306757), (3, 69768919), (11, 19027887), (33, 6342629), (43, 4867599), (129, 1622533), (473, 442509), (1419, 147503)]