200990421

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{2111}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 296524800

約数和(自身を除く): 95534379

約数列:

[1, 3, 9, 71, 149, 213, 447, 639, 1341, 2111, 6333, 10579, 18999, 31737, 95211, 149881, 314539, 449643, 943617, 1348929, 2830851, 22332269, 66996807, 200990421]

約数ペア:

[(1, 200990421), (3, 66996807), (9, 22332269), (71, 2830851), (149, 1348929), (213, 943617), (447, 449643), (639, 314539), (1341, 149881), (2111, 95211), (6333, 31737), (10579, 18999)]