208075161

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{953}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 327138048

約数和(自身を除く): 119062887

約数列:

[1, 3, 7, 21, 37, 111, 259, 281, 777, 843, 953, 1967, 2859, 5901, 6671, 10397, 20013, 31191, 35261, 72779, 105783, 218337, 246827, 267793, 740481, 803379, 1874551, 5623653, 9908341, 29725023, 69358387, 208075161]

約数ペア:

[(1, 208075161), (3, 69358387), (7, 29725023), (21, 9908341), (37, 5623653), (111, 1874551), (259, 803379), (281, 740481), (777, 267793), (843, 246827), (953, 218337), (1967, 105783), (2859, 72779), (5901, 35261), (6671, 31191), (10397, 20013)]