42134379

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 66510336

約数和(自身を除く): 24375957

約数列:

[1, 3, 7, 21, 37, 111, 211, 257, 259, 633, 771, 777, 1477, 1799, 4431, 5397, 7807, 9509, 23421, 28527, 54227, 54649, 66563, 162681, 163947, 199689, 379589, 1138767, 2006399, 6019197, 14044793, 42134379]

約数ペア:

[(1, 42134379), (3, 14044793), (7, 6019197), (21, 2006399), (37, 1138767), (111, 379589), (211, 199689), (257, 163947), (259, 162681), (633, 66563), (771, 54649), (777, 54227), (1477, 28527), (1799, 23421), (4431, 9509), (5397, 7807)]