127781998

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1\times {\mathrm{1571}}^1$

素因数の和:2247

約数の個数: 16

約数和(自身を含む): 194978304

約数和(自身を除く): 67196306

約数列:

[1, 2, 67, 134, 607, 1214, 1571, 3142, 40669, 81338, 105257, 210514, 953597, 1907194, 63890999, 127781998]

約数ペア:

[(1, 127781998), (2, 63890999), (67, 1907194), (134, 953597), (607, 210514), (1214, 105257), (1571, 81338), (3142, 40669)]