200988543

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20407}}^1$

素因数の和:20491

約数の個数: 24

約数和(自身を含む): 316405632

約数和(自身を除く): 115417089

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 20407, 61221, 142849, 428547, 999943, 1367269, 2999829, 4101807, 9570883, 28712649, 66996181, 200988543]

約数ペア:

[(1, 200988543), (3, 66996181), (7, 28712649), (21, 9570883), (49, 4101807), (67, 2999829), (147, 1367269), (201, 999943), (469, 428547), (1407, 142849), (3283, 61221), (9849, 20407)]