51119613

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 78019200

約数和(自身を除く): 26899587

約数列:

[1, 3, 9, 27, 53, 139, 159, 257, 417, 477, 771, 1251, 1431, 2313, 3753, 6939, 7367, 13621, 22101, 35723, 40863, 66303, 107169, 122589, 198909, 321507, 367767, 964521, 1893319, 5679957, 17039871, 51119613]

約数ペア:

[(1, 51119613), (3, 17039871), (9, 5679957), (27, 1893319), (53, 964521), (139, 367767), (159, 321507), (257, 198909), (417, 122589), (477, 107169), (771, 66303), (1251, 40863), (1431, 35723), (2313, 22101), (3753, 13621), (6939, 7367)]