78957788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{216917}}^1$

素因数の和:216941

約数の個数: 24

約数和(自身を含む): 170063712

約数和(自身を除く): 91105924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 216917, 433834, 867668, 1518419, 2819921, 3036838, 5639842, 6073676, 11279684, 19739447, 39478894, 78957788]

約数ペア:

[(1, 78957788), (2, 39478894), (4, 19739447), (7, 11279684), (13, 6073676), (14, 5639842), (26, 3036838), (28, 2819921), (52, 1518419), (91, 867668), (182, 433834), (364, 216917)]