201325215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1777}}^1$

素因数の和:1888

約数の個数: 64

約数和(自身を含む): 401458176

約数和(自身を除く): 200132961

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 83, 91, 105, 195, 249, 273, 415, 455, 581, 1079, 1245, 1365, 1743, 1777, 2905, 3237, 5331, 5395, 7553, 8715, 8885, 12439, 16185, 22659, 23101, 26655, 37317, 37765, 62195, 69303, 113295, 115505, 147491, 161707, 186585, 346515, 442473, 485121, 737455, 808535, 1032437, 1917383, 2212365, 2425605, 3097311, 5162185, 5752149, 9586915, 13421681, 15486555, 28760745, 40265043, 67108405, 201325215]

約数ペア:

[(1, 201325215), (3, 67108405), (5, 40265043), (7, 28760745), (13, 15486555), (15, 13421681), (21, 9586915), (35, 5752149), (39, 5162185), (65, 3097311), (83, 2425605), (91, 2212365), (105, 1917383), (195, 1032437), (249, 808535), (273, 737455), (415, 485121), (455, 442473), (581, 346515), (1079, 186585), (1245, 161707), (1365, 147491), (1743, 115505), (1777, 113295), (2905, 69303), (3237, 62195), (5331, 37765), (5395, 37317), (7553, 26655), (8715, 23101), (8885, 22659), (12439, 16185)]