31193997

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 46139904

約数和(自身を除く): 14945907

約数列:

[1, 3, 17, 37, 51, 61, 111, 183, 271, 629, 813, 1037, 1887, 2257, 3111, 4607, 6771, 10027, 13821, 16531, 30081, 38369, 49593, 115107, 170459, 281027, 511377, 611647, 843081, 1834941, 10397999, 31193997]

約数ペア:

[(1, 31193997), (3, 10397999), (17, 1834941), (37, 843081), (51, 611647), (61, 511377), (111, 281027), (183, 170459), (271, 115107), (629, 49593), (813, 38369), (1037, 30081), (1887, 16531), (2257, 13821), (3111, 10027), (4607, 6771)]