56397879

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 84118320

約数和(自身を除く): 27720441

約数列:

[1, 3, 9, 37, 111, 257, 333, 659, 771, 1977, 2313, 5931, 9509, 24383, 28527, 73149, 85581, 169363, 219447, 508089, 1524267, 6266431, 18799293, 56397879]

約数ペア:

[(1, 56397879), (3, 18799293), (9, 6266431), (37, 1524267), (111, 508089), (257, 219447), (333, 169363), (659, 85581), (771, 73149), (1977, 28527), (2313, 24383), (5931, 9509)]