51365865

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 85067136

約数和(自身を除く): 33701271

約数列:

[1, 3, 5, 15, 43, 97, 129, 215, 291, 485, 645, 821, 1455, 2463, 4105, 4171, 12315, 12513, 20855, 35303, 62565, 79637, 105909, 176515, 238911, 398185, 529545, 1194555, 3424391, 10273173, 17121955, 51365865]

約数ペア:

[(1, 51365865), (3, 17121955), (5, 10273173), (15, 3424391), (43, 1194555), (97, 529545), (129, 398185), (215, 238911), (291, 176515), (485, 105909), (645, 79637), (821, 62565), (1455, 35303), (2463, 20855), (4105, 12513), (4171, 12315)]