51683331

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 80903680

約数和(自身を除く): 29220349

約数列:

[1, 3, 7, 21, 67, 109, 201, 327, 337, 469, 763, 1011, 1407, 2289, 2359, 7077, 7303, 21909, 22579, 36733, 51121, 67737, 110199, 153363, 158053, 257131, 474159, 771393, 2461111, 7383333, 17227777, 51683331]

約数ペア:

[(1, 51683331), (3, 17227777), (7, 7383333), (21, 2461111), (67, 771393), (109, 474159), (201, 257131), (327, 158053), (337, 153363), (469, 110199), (763, 67737), (1011, 51121), (1407, 36733), (2289, 22579), (2359, 21909), (7077, 7303)]