201781195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1307}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 302870016

約数和(自身を除く): 101088821

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 401, 1307, 2005, 2807, 4411, 6535, 9149, 14035, 14377, 22055, 30877, 45745, 71885, 100639, 154385, 503195, 524107, 2620535, 3668749, 5765177, 18343745, 28825885, 40356239, 201781195]

約数ペア:

[(1, 201781195), (5, 40356239), (7, 28825885), (11, 18343745), (35, 5765177), (55, 3668749), (77, 2620535), (385, 524107), (401, 503195), (1307, 154385), (2005, 100639), (2807, 71885), (4411, 45745), (6535, 30877), (9149, 22055), (14035, 14377)]