201399849

素因数分解:

$3^2\times 7^2\times {\mathrm{257}}^1\times {\mathrm{1777}}^1$

素因数の和:2054

約数の個数: 36

約数和(自身を含む): 339914484

約数和(自身を除く): 138514635

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 257, 441, 771, 1777, 1799, 2313, 5331, 5397, 12439, 12593, 15993, 16191, 37317, 37779, 87073, 111951, 113337, 261219, 456689, 783657, 1370067, 3196823, 4110201, 9590469, 22377761, 28771407, 67133283, 201399849]

約数ペア:

[(1, 201399849), (3, 67133283), (7, 28771407), (9, 22377761), (21, 9590469), (49, 4110201), (63, 3196823), (147, 1370067), (257, 783657), (441, 456689), (771, 261219), (1777, 113337), (1799, 111951), (2313, 87073), (5331, 37779), (5397, 37317), (12439, 16191), (12593, 15993)]