217604283

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9473}}^1$

素因数の和:9539

約数の個数: 32

約数和(自身を含む): 339548160

約数和(自身を除く): 121943877

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1767, 7657, 9473, 22971, 28419, 123149, 179987, 293663, 369447, 539961, 880989, 2339831, 3817619, 5579597, 7019493, 11452857, 16738791, 72534761, 217604283]

約数ペア:

[(1, 217604283), (3, 72534761), (13, 16738791), (19, 11452857), (31, 7019493), (39, 5579597), (57, 3817619), (93, 2339831), (247, 880989), (403, 539961), (589, 369447), (741, 293663), (1209, 179987), (1767, 123149), (7657, 28419), (9473, 22971)]