128253495748

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{106522837}}^1$

素因数の和:106522891

約数の個数: 24

約数和(自身を含む): 262472272832

約数和(自身を除く): 134218777084

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 106522837, 213045674, 426091348, 745659859, 1491319718, 2982639436, 4580481991, 9160963982, 18321927964, 32063373937, 64126747874, 128253495748]

約数ペア:

[(1, 128253495748), (2, 64126747874), (4, 32063373937), (7, 18321927964), (14, 9160963982), (28, 4580481991), (43, 2982639436), (86, 1491319718), (172, 745659859), (301, 426091348), (602, 213045674), (1204, 106522837)]