1275139888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{168491}}^1$

素因数の和:168553

約数の個数: 40

約数和(自身を含む): 2757877056

約数和(自身を除く): 1482737168

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 168491, 336982, 673964, 1347928, 1853401, 2695856, 3706802, 7245113, 7413604, 14490226, 14827208, 28980452, 29654416, 57960904, 79696243, 115921808, 159392486, 318784972, 637569944, 1275139888]

約数ペア:

[(1, 1275139888), (2, 637569944), (4, 318784972), (8, 159392486), (11, 115921808), (16, 79696243), (22, 57960904), (43, 29654416), (44, 28980452), (86, 14827208), (88, 14490226), (172, 7413604), (176, 7245113), (344, 3706802), (473, 2695856), (688, 1853401), (946, 1347928), (1892, 673964), (3784, 336982), (7568, 168491)]