200993457

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{503743}}^1$

素因数の和:503772

約数の個数: 16

約数和(自身を含む): 322396160

約数和(自身を除く): 121402703

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 503743, 1511229, 3526201, 9571117, 10578603, 28713351, 66997819, 200993457]

約数ペア:

[(1, 200993457), (3, 66997819), (7, 28713351), (19, 10578603), (21, 9571117), (57, 3526201), (133, 1511229), (399, 503743)]