3887941981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1\times {\mathrm{1549}}^1$

素因数の和:2485

約数の個数: 32

約数和(自身を含む): 4987180800

約数和(自身を除く): 1099238819

約数列:

[1, 7, 11, 37, 77, 259, 407, 881, 1549, 2849, 6167, 9691, 10843, 17039, 32597, 57313, 67837, 119273, 228179, 358567, 401191, 630443, 1364669, 2509969, 4413101, 9552683, 15011359, 50492753, 105079513, 353449271, 555420283, 3887941981]

約数ペア:

[(1, 3887941981), (7, 555420283), (11, 353449271), (37, 105079513), (77, 50492753), (259, 15011359), (407, 9552683), (881, 4413101), (1549, 2509969), (2849, 1364669), (6167, 630443), (9691, 401191), (10843, 358567), (17039, 228179), (32597, 119273), (57313, 67837)]