1440147142

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17987}}^1$

素因数の和:18065

約数の個数: 48

約数和(自身を含む): 2706834240

約数和(自身を除く): 1266687098

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 602, 817, 931, 1634, 1862, 2107, 4214, 5719, 11438, 17987, 35974, 40033, 80066, 125909, 251818, 341753, 683506, 773441, 881363, 1546882, 1762726, 2392271, 4784542, 5414087, 10828174, 14695379, 16745897, 29390758, 33491794, 37898609, 75797218, 102867653, 205735306, 720073571, 1440147142]

約数ペア:

[(1, 1440147142), (2, 720073571), (7, 205735306), (14, 102867653), (19, 75797218), (38, 37898609), (43, 33491794), (49, 29390758), (86, 16745897), (98, 14695379), (133, 10828174), (266, 5414087), (301, 4784542), (602, 2392271), (817, 1762726), (931, 1546882), (1634, 881363), (1862, 773441), (2107, 683506), (4214, 341753), (5719, 251818), (11438, 125909), (17987, 80066), (35974, 40033)]