64375209

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 101808000

約数和(自身を除く): 37432791

約数列:

[1, 3, 9, 17, 27, 51, 139, 153, 417, 459, 1009, 1251, 2363, 3027, 3753, 7089, 9081, 17153, 21267, 27243, 51459, 63801, 140251, 154377, 420753, 463131, 1262259, 2384267, 3786777, 7152801, 21458403, 64375209]

約数ペア:

[(1, 64375209), (3, 21458403), (9, 7152801), (17, 3786777), (27, 2384267), (51, 1262259), (139, 463131), (153, 420753), (417, 154377), (459, 140251), (1009, 63801), (1251, 51459), (2363, 27243), (3027, 21267), (3753, 17153), (7089, 9081)]