51057981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1553}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 79757496

約数和(自身を除く): 28699515

約数列:

[1, 3, 9, 13, 39, 117, 281, 843, 1553, 2529, 3653, 4659, 10959, 13977, 20189, 32877, 60567, 181701, 436393, 1309179, 3927537, 5673109, 17019327, 51057981]

約数ペア:

[(1, 51057981), (3, 17019327), (9, 5673109), (13, 3927537), (39, 1309179), (117, 436393), (281, 181701), (843, 60567), (1553, 32877), (2529, 20189), (3653, 13977), (4659, 10959)]