1397236496

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1019}}^1\times {\mathrm{1993}}^1$

素因数の和:3063

約数の個数: 40

約数和(自身を含む): 2774212320

約数和(自身を除く): 1376975824

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1019, 1993, 2038, 3986, 4076, 7972, 8152, 15944, 16304, 31888, 43817, 85699, 87634, 171398, 175268, 342796, 350536, 685592, 701072, 1371184, 2030867, 4061734, 8123468, 16246936, 32493872, 87327281, 174654562, 349309124, 698618248, 1397236496]

約数ペア:

[(1, 1397236496), (2, 698618248), (4, 349309124), (8, 174654562), (16, 87327281), (43, 32493872), (86, 16246936), (172, 8123468), (344, 4061734), (688, 2030867), (1019, 1371184), (1993, 701072), (2038, 685592), (3986, 350536), (4076, 342796), (7972, 175268), (8152, 171398), (15944, 87634), (16304, 85699), (31888, 43817)]