201887997

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 287712000

約数和(自身を除く): 85824003

約数列:

[1, 3, 23, 69, 73, 149, 219, 269, 447, 807, 1679, 3427, 5037, 6187, 10281, 10877, 18561, 19637, 32631, 40081, 58911, 120243, 250171, 451651, 750513, 921863, 1354953, 2765589, 2925913, 8777739, 67295999, 201887997]

約数ペア:

[(1, 201887997), (3, 67295999), (23, 8777739), (69, 2925913), (73, 2765589), (149, 1354953), (219, 921863), (269, 750513), (447, 451651), (807, 250171), (1679, 120243), (3427, 58911), (5037, 40081), (6187, 32631), (10281, 19637), (10877, 18561)]