15947139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 24675840

約数和(自身を除く): 8728701

約数列:

[1, 3, 13, 17, 39, 51, 67, 201, 221, 359, 663, 871, 1077, 1139, 2613, 3417, 4667, 6103, 14001, 14807, 18309, 24053, 44421, 72159, 79339, 238017, 312689, 408901, 938067, 1226703, 5315713, 15947139]

約数ペア:

[(1, 15947139), (3, 5315713), (13, 1226703), (17, 938067), (39, 408901), (51, 312689), (67, 238017), (201, 79339), (221, 72159), (359, 44421), (663, 24053), (871, 18309), (1077, 14807), (1139, 14001), (2613, 6103), (3417, 4667)]