39887428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 83913984

約数和(自身を除く): 44026556

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 241, 257, 322, 482, 514, 644, 964, 1028, 1687, 1799, 3374, 3598, 5543, 5911, 6748, 7196, 11086, 11822, 22172, 23644, 38801, 41377, 61937, 77602, 82754, 123874, 155204, 165508, 247748, 433559, 867118, 1424551, 1734236, 2849102, 5698204, 9971857, 19943714, 39887428]

約数ペア:

[(1, 39887428), (2, 19943714), (4, 9971857), (7, 5698204), (14, 2849102), (23, 1734236), (28, 1424551), (46, 867118), (92, 433559), (161, 247748), (241, 165508), (257, 155204), (322, 123874), (482, 82754), (514, 77602), (644, 61937), (964, 41377), (1028, 38801), (1687, 23644), (1799, 22172), (3374, 11822), (3598, 11086), (5543, 7196), (5911, 6748)]