128537901

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2887}}^1$

素因数の和:3010

約数の個数: 32

約数和(自身を含む): 203777280

約数和(自身を除く): 75239379

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 291, 459, 873, 1649, 2619, 2887, 4947, 8661, 14841, 25983, 44523, 49079, 77949, 147237, 280039, 441711, 840117, 1325133, 2520351, 4760663, 7561053, 14281989, 42845967, 128537901]

約数ペア:

[(1, 128537901), (3, 42845967), (9, 14281989), (17, 7561053), (27, 4760663), (51, 2520351), (97, 1325133), (153, 840117), (291, 441711), (459, 280039), (873, 147237), (1649, 77949), (2619, 49079), (2887, 44523), (4947, 25983), (8661, 14841)]