201563985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{112921}}^1$

素因数の和:112953

約数の個数: 32

約数和(自身を含む): 390258432

約数和(自身を除く): 188694447

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 112921, 338763, 564605, 790447, 1693815, 1919657, 2371341, 3952235, 5758971, 9598285, 11856705, 13437599, 28794855, 40312797, 67187995, 201563985]

約数ペア:

[(1, 201563985), (3, 67187995), (5, 40312797), (7, 28794855), (15, 13437599), (17, 11856705), (21, 9598285), (35, 5758971), (51, 3952235), (85, 2371341), (105, 1919657), (119, 1693815), (255, 790447), (357, 564605), (595, 338763), (1785, 112921)]